<span class='text_page_counter'>(1)</span><div class='page_container' data-page=1></div>
<span class='text_page_counter'>(2)</span><div class='page_container' data-page=2></div>
<span class='text_page_counter'>(3)</span><div class='page_container' data-page=3></div>
<span class='text_page_counter'>(4)</span><div class='page_container' data-page=4>
Máy tính
<b>VINACAL</b>
model :
&
được phép mang vào phòng thi tốt nghiệp
<b>Trung học</b>
,
<b>Đại học</b>
và
<b>Cao đẳng</b>
theo văn bản số
<b>4156/BGDĐT-CNTT</b>
ngày
<b>14/5/2008</b>
</div>
<span class='text_page_counter'>(5)</span><div class='page_container' data-page=5></div>
<span class='text_page_counter'>(6)</span><div class='page_container' data-page=6></div>
<span class='text_page_counter'>(7)</span><div class='page_container' data-page=7></div>
<span class='text_page_counter'>(8)</span><div class='page_container' data-page=8></div>
<span class='text_page_counter'>(9)</span><div class='page_container' data-page=9></div>
<span class='text_page_counter'>(10)</span><div class='page_container' data-page=10></div>
<span class='text_page_counter'>(11)</span><div class='page_container' data-page=11></div>
<span class='text_page_counter'>(12)</span><div class='page_container' data-page=12></div>
<span class='text_page_counter'>(13)</span><div class='page_container' data-page=13></div>
<span class='text_page_counter'>(14)</span><div class='page_container' data-page=14>
Ví dụ 1: Tính 3 x (5 x 10-9<sub>) = 1,5 x 10</sub>-8
Ấn
Ví dụ 2: Tính 5 x (9 + 7 ) = 80
AÁn
15
13
51
3
2<sub>+</sub> <sub>=</sub>
1211
4
3
2
1
41
3 + =
2
1
4
2 <sub>=</sub>
</div>
<span class='text_page_counter'>(15)</span><div class='page_container' data-page=15>
4
3
2
4
11
=
0,5
2
1
<sub>=</sub>
3
5
3
</div>
<span class='text_page_counter'>(16)</span><div class='page_container' data-page=16></div>
<span class='text_page_counter'>(17)</span><div class='page_container' data-page=17></div>
<span class='text_page_counter'>(18)</span><div class='page_container' data-page=18></div>
<span class='text_page_counter'>(19)</span><div class='page_container' data-page=19>
radian)
4
(radian)(
0,25
22
</div>
<span class='text_page_counter'>(20)</span><div class='page_container' data-page=20>
9
5,28719690
5
x
3
2+ »
3
1,29002405
27
5 3
3 <sub>+</sub> <sub>-</sub> <sub>»</sub><sub></sub>
</div>
<span class='text_page_counter'>(21)</span><div class='page_container' data-page=21></div>
<span class='text_page_counter'>(22)</span><div class='page_container' data-page=22></div>
<span class='text_page_counter'>(23)</span><div class='page_container' data-page=23></div>
<span class='text_page_counter'>(24)</span><div class='page_container' data-page=24></div>
<span class='text_page_counter'>(25)</span><div class='page_container' data-page=25></div>
<span class='text_page_counter'>(26)</span><div class='page_container' data-page=26></div>
<span class='text_page_counter'>(27)</span><div class='page_container' data-page=27></div>
<span class='text_page_counter'>(28)</span><div class='page_container' data-page=28></div>
<span class='text_page_counter'>(29)</span><div class='page_container' data-page=29></div>
<span class='text_page_counter'>(30)</span><div class='page_container' data-page=30></div>
<span class='text_page_counter'>(31)</span><div class='page_container' data-page=31></div>
<span class='text_page_counter'>(32)</span><div class='page_container' data-page=32></div>
<span class='text_page_counter'>(33)</span><div class='page_container' data-page=33></div>
<span class='text_page_counter'>(34)</span><div class='page_container' data-page=34>
ò
ò
ò + + »
5
1
2
7
150,666666
8)dx
</div>
<span class='text_page_counter'>(35)</span><div class='page_container' data-page=35></div>
<span class='text_page_counter'>(36)</span><div class='page_container' data-page=36></div>
<span class='text_page_counter'>(37)</span><div class='page_container' data-page=37></div>
<span class='text_page_counter'>(38)</span><div class='page_container' data-page=38></div>
<span class='text_page_counter'>(39)</span><div class='page_container' data-page=39>
<b>32</b>
</div>
<span class='text_page_counter'>(40)</span><div class='page_container' data-page=40></div>
<span class='text_page_counter'>(41)</span><div class='page_container' data-page=41></div>
<span class='text_page_counter'>(42)</span><div class='page_container' data-page=42></div>
<span class='text_page_counter'>(43)</span><div class='page_container' data-page=43></div>
<span class='text_page_counter'>(44)</span><div class='page_container' data-page=44></div>
<span class='text_page_counter'>(45)</span><div class='page_container' data-page=45></div>
<span class='text_page_counter'>(46)</span><div class='page_container' data-page=46>
3)
t
2;
z
;
4
3
y
;
2
1
</div>
<span class='text_page_counter'>(47)</span><div class='page_container' data-page=47>
2
1
x=
</div>
<span class='text_page_counter'>(48)</span><div class='page_container' data-page=48>
-359
35
3
35
24
354
-7
9
7
2
35
18
-35
39
-352
35
19
-7
5
</div>
<span class='text_page_counter'>(49)</span><div class='page_container' data-page=49>
Tập hợp mệnh đề
Số gần đúng - Sai số
Hệ phương trình bậc nhất nhiều ẩn
Phương trình
Hệ phương trình bậc hai 2 ẩn
Phương trình bậc lớn hơn ba
Bất đẳng thức - Bất phương trình
Phương trình có chứa căn bậc hai
Thống kê
Góc và giá trị lượng giác của một góc
Hệ thức lượng trong tam giác
Phương pháp tọa độ trong mặt phẳng
Hàm số lượng giác
Cơng thức lượng giác - Phương trình lượng giác
Dãy số - Cấp số cộng - Cấp số nhân
Giới hạn - Hàm số mũ
Logarit
Đạo hàm - Khảo sát hàm số
Tích phân
Tổ hợp
</div>
<span class='text_page_counter'>(50)</span><div class='page_container' data-page=50>
2
3
<b>2</b>
<b>3</b>
</div>
<span class='text_page_counter'>(51)</span><div class='page_container' data-page=51>
129637
36372 =
129637
B<sub>35</sub> =
2
3
-2
3
</div>
<span class='text_page_counter'>(52)</span><div class='page_container' data-page=52>
<b>-47</b>
<b>30</b>
7
22
113355 20006283
</div>
<span class='text_page_counter'>(53)</span><div class='page_container' data-page=53>
7
22
a) b) <sub>113</sub>355 c) 6283<sub>2000</sub>
0,0000927
0,0000003
113
355
0,0012645
7
22
2000
6283
3
2
1
»
-=
»
-=
»
-=
p
p
p
Δ
Δ
Δ
</div>
<span class='text_page_counter'>(54)</span><div class='page_container' data-page=54>
5
3
41
3 5
<b>5</b>
<b>22</b>
-5
5
3
41
3 5
5
22
-ỵ
í
ì
=
+
=
+
-3
b
2a
4
b
a
</div>
<span class='text_page_counter'>(55)</span><div class='page_container' data-page=55>
<b>-3</b>
<b>11</b>
<b>b</b>=
0
6
x
2y
c)
3
x
5
1
-y
b)
7
x
2
y
a) = + = + - + =
.
3
11
x
31
y=- +
2
k=
5
1
k=
-21
k=
4
x
2
1
y=- +
5
4
2
4
1
5
4
2
4
1
8
31
3
1
7
2
2
<b>7</b>
<b>38</b>
<b>x</b>
<b>7</b>
<b>2</b>
<b>y</b>= +
3
2
x
32
y
</div>
<span class='text_page_counter'>(56)</span><div class='page_container' data-page=56>
7
2y
x
5
2
d)- + =
-3
2
4
2 2 3
3
2
4
2 2 3
3
4
x=
-34
-2ab
-4a
Δ
- <b>3</b>
<b>2</b>
-4ac
b2
-=
Δ
3
2
x=
-.
Δ
)
4a
,
2ab
(-đỉnh
độ
Toạ I
</div>
<span class='text_page_counter'>(57)</span><div class='page_container' data-page=57>
-32
x=
-2
7 <sub>(17</sub> <sub>26x)</sub>
41
y=
-41
2
7 <sub>x</sub>
2
9
- -<sub>4</sub>3
<b>2</b>
<b>1</b>
<b>x</b>
</div>
<span class='text_page_counter'>(58)</span><div class='page_container' data-page=58>
<b>-3</b>
<b>2</b>
<b>x</b>=
<b>-3</b>
<b>11</b>
<b>z</b>=
.
3
11
x
x
3
2
y=- 2 + +
5
2
3
3
2
3
-3
5
2
3
3
2
3
-3
3
5
)
(<b><sub>4</sub>9;<sub>4</sub>9</b> <sub>.</sub>
<b>4</b>
<b>9</b>
<b>x</b>=
4
3
5
2x
</div>
<span class='text_page_counter'>(59)</span><div class='page_container' data-page=59>
<b>-0)</b>
<b>C(3;</b>
<b>0);</b>
<b>;</b>
<b>2</b>
<b>3</b>
<b>(</b>
2
9
2
1
-21 2 3 23
5
-2
3
-ợ
ớ
ỡ
=
-=
+
-0
10
3y
5x
0
24
5y
12x
ợ
ớ
ỡ
=
-=
-10
3y
5x
24
5y
12x
ợ
ớ
ỡ
=
+
-=
+
12
3,78y
2x
7
3
y
4x
3
<b>);</b>
<b>10</b>
<b>59</b>
<b>;</b>
<b>51</b>
</div>
<span class='text_page_counter'>(60)</span><div class='page_container' data-page=60>
ợ
ớ
ỡ
ằ
ằ
<b>3,3362</b>
<b>y</b>
<b>0,3054</b>
<b>x</b>
ợ
ớ
ỡ
=
-=
+
13
7y
3x
8
6y
4x
<b>5</b>
<b>14</b>
<b>y</b>
<b>5</b>
<b>11</b>
<b>x</b>
-=
=
<b>65</b>
<b>1372</b>
<b>y</b>
<b>65</b>
<b>1056</b>
<b>x</b>
=
=
ợ
ớ
ỡ
ằ
ằ
<b>0,2904</b>
<b>y</b>
<b>0,9127</b>
<b>x</b>
ợ
ớ
ỡ
=
-+
=
-0
5
y
2
2x
0
1
2y
x
3
2
1
2
1
2
1
cc
b
b
aa = ạ
</div>
<span class='text_page_counter'>(61)</span><div class='page_container' data-page=61></div>
<span class='text_page_counter'>(62)</span><div class='page_container' data-page=62>
<b>-123</b>
<b>169</b>
<b>x</b>=
<b>123</b>
<b>310</b>
<b>y</b>=
<b>-123</b>
<b>749</b>
<b>z</b>=
</div>
<span class='text_page_counter'>(63)</span><div class='page_container' data-page=63>
-y
3,45
4,12
z
x
7
5
71
7
x
z
3
5
3 <sub>12</sub>
x
8
z
y
7
5
x
138 -37z
5
x
<b>2545</b>
<b>1328</b>
<b>t</b>
<b>2545</b>
<b>1299</b>
<b>z</b>
<b>2545767</b>
<b>y</b>
<b>509</b>
<b>965</b>
<b>x</b>
=
-=
=
=
5 2
</div>
<span class='text_page_counter'>(64)</span><div class='page_container' data-page=64>
6
x
200
+
x
200
giờ
4
1
giờ
60
15 <sub>=</sub>
4
1
6
x
200
x
200
:
có
ta
nên = <sub>+</sub> +
a
b
</div>
<span class='text_page_counter'>(65)</span><div class='page_container' data-page=65>
ỵ
í
ì
=
+
+
=
+
21
y
x
xy
104
xy
y
x2 2
ỵ
í
ì
=
+
=
21
P
S
104
S.P
3
8
- +16<sub>9</sub> <b>4<sub>3</sub></b>
2
7
0
83
x
2
9
x
7 2 + - =
</div>
<span class='text_page_counter'>(66)</span><div class='page_container' data-page=66>
ỵ
í
ì
=
-=
+
7
xy
9
y
x
ỵ
í
ì
=
=
+
+
13
xy
24
xy
y
x
ỵ
í
ì
=
+
+
=
+
+
2
y
x
xy
4
y
xy
x2 2
ỵ
í
ì
»
»
1,3467
y
9,6533
x
ỵ
í
ì
=
=
0
y
2
x
ỵ
í
ì
=
=
2
y
0
x
ỵ
í
ì
-»
-»
0,8599
y
8,1401
x
ỵ
í
ì
-»
-»
8,1401
y
0,8599
x
ỵ
í
ì
»
»
9,6533
y
1,3467
x
0.
2
15
x
2
3
5x
x
2 3 - 2 + - =
0
2
27
18x
x
2
15
x
d) 3 - 2 + - =
0
21
x
23
x
x
3
b) 3 + 2 - - =
<b>.</b>
<b>2</b>
<b>1</b>
</div>
<span class='text_page_counter'>(67)</span><div class='page_container' data-page=67>
-ê
ë
é
-=
=
7
x
7
x
ê
ë
é
-=
=
2
x
2
x
0
49
162
x
49
64
2x
b) 4 - 2 - = .
<b>7</b>
<b>9</b>
<b>x</b>
<b>;</b>
<b>7</b>
<b>9</b>
<b>x<sub>1</sub></b> = <b><sub>2</sub></b> =
-ỵ
í
ì
=
+
+
-=
-+
+
+
0
6
y
2x
0
16
3xy
y
2x
3y
x2 2
ỵ
í
ì
»
»
2,5131
y
4,2565
x
1
1
ỵ
í
ì
-»
»
0,2274
y
2,8863
x
2
2
ỵ
í
ì
-=
-+
=
+
+
-+
7
xy
y
x
9
2y
2x
5xy
3y
3x2 2
</div>
<span class='text_page_counter'>(68)</span><div class='page_container' data-page=68></div>
<span class='text_page_counter'>(69)</span><div class='page_container' data-page=69>
.
299998
299999
và
299999300001
b)
4000
3999
và
400
399
a)
.
4000
3999
400
399<sub><</sub>
.
299998
299999
299999300001>
2555,5
2555
và
2000001
2000002
b)
.
6000360001
và
601
599
a)
5,12.
và
72
5
;
42
và
53
;
51
2
và
2,15
0.
b
a,
,
ab
2b
</div>
<span class='text_page_counter'>(70)</span><div class='page_container' data-page=70>
81 b)a= 51, b= 61.
22,1
vaø
21,5
d)
1998
1999
vaø
2000
2001
c)
5
12
vaø
5
11
b)
100
124
vaø
100
125
a)
<b>3</b>
<b>8</b>
<b>x</b>=
</div>
<span class='text_page_counter'>(71)</span><div class='page_container' data-page=71>
3
8
- <sub>2</sub>3
.
2
3
x
3
8<sub>£</sub> <sub>£</sub>
-53
)
5
4
2
3 5
( +
36
3+
-ỵ
í
ì
ỵ
í
ì
<
-+
->
-Û
<
>
0
4
8m
3m
0
2
m
0
0
a
2
Δ
2
m
2
m
hoặc
3
2
m
2
m
>
Û
>
<
>
Û
ïỵ
ï
í
ì
0.
36
3
)x
5
4
2
3 5
(
x
53 2 + + - + >
0.
36
3
)x
5
4
2
3 5
(
x
53 2 + + - + >
,
</div>
<span class='text_page_counter'>(72)</span><div class='page_container' data-page=72>
3.
x
3
2x- =
-2.
x
2
3x
2x2 + - = +
3
2
m
2
m
hoc
3
2
m
2
m
<
ị
>
<
<
ù
ù
ớ
ỡ
<b>7,87298</b>
<b>x</b>ằ
-=
+3 x 2 ỏps:
4x
a)
<b>3</b>
<b>2</b>
<b>m</b><
ợ
ớ
ỡ
ợ
ớ
ỡ
<
-+
-<
-
<
<
0
4
8m
3m
0
2
m
0
0
a
2
5
11
x
5
52
3x
c) 2 - - d) -4x2 -109<sub>7</sub> x-15<sub>7</sub>
</div>
<span class='text_page_counter'>(73)</span><div class='page_container' data-page=73>
<b>1,09457</b>
<b>x</b>
<b>4</b>
<b>13</b>
<b>x</b>
-»
+
=
+
-=
-=
+
:
số
Đáp
6
3x
3
4x
c)
:
số
Đáp
4
2x
3
x
b)
16%
254
f<sub>1</sub> = =
</div>
<span class='text_page_counter'>(74)</span><div class='page_container' data-page=74></div>
<span class='text_page_counter'>(75)</span><div class='page_container' data-page=75>
7
1
9
4
1
7
2
3
</div>
<span class='text_page_counter'>(76)</span><div class='page_container' data-page=76>
180d
o
=
pα
2
p
1,35
e)
;
15
13
d)
4,27
c)
;
3
2
b)
;
6
a) p p p
180
'
45
.33
180d
o
p
p =
=
α
n).
5,12(radia
cot
,
2
tan
,
6
cos
,
2
3
sin
</div>
<span class='text_page_counter'>(77)</span><div class='page_container' data-page=77>
<b>9</b>
<b>5</b>
<b>3</b>
<b>sin</b>
<b>1</b> <b>cos</b>
<b>1</b> <sub>=</sub>
-+
aa
α
α
α
sin
1 cos
1
tính
,
41
2
</div>
<span class='text_page_counter'>(78)</span><div class='page_container' data-page=78>
-adian)
cot3,784(r
,
12
3.9
tan
),
6
cos(
,
3
7
b)sin p -p p
2
tan sin
tan
tính
,
3
2
2
cos <sub>2</sub>
+
+
=
a a
a
a
.
5
3
cos2a =
8
7cosA
5
2
7
5
BC
c) = 2 + 2 - ´ ´ »
B
2AB.BCcos
BC
AB
AC2 <sub>=</sub> 2 <sub>+</sub> 2 <sub>-</sub> ˆ
).
17,3205(cm
sinA
7
5
2
1
S
</div>
<span class='text_page_counter'>(79)</span><div class='page_container' data-page=79>
sinCc
sinBb
sinAa = = suyrab= asinA´sinB
.
</div>
<span class='text_page_counter'>(80)</span><div class='page_container' data-page=80></div>
<span class='text_page_counter'>(81)</span><div class='page_container' data-page=81>
21
3h
22k
27
12h
8k
-=
+
=
+
<b>-32</b>
<b>37</b>
<b>k</b>=
<b>-4871</b>
<b>h</b>=
),
2
3
4;
</div>
<span class='text_page_counter'>(82)</span><div class='page_container' data-page=82>
AB.AC
2
1
S=
4
2y
5x
1
3y
2x
-=
-=
-11
14
x=
-11
13
y=
-2
1
2
1
2
2
1
1
2
1
2
1
n
n .n
n
b
a
b
a
b
b
a
a
cosβ= <sub>+</sub> + <sub>+</sub> =
7
2
-32
-3c.
hu
21
kv
8
7
g= - +
2
2
2
(AB.AC)
.AC
AB
21
S
b) =
-9b.
a
5
6
3c
g
c;
b
12a
v
c,
7
3
5b
a
9
2
u=- - + = - + =- - +
<b>)</b>
<b>350</b>
<b>10263</b>
<b>(65;</b>
<b>g</b>
<b>);</b>
<b>70</b>
<b>6777</b>
<b>;</b>
<b>5</b>
<b>89</b>
<b>(</b>
<b>v</b>
<b>);</b>
<b>4410</b>
<b>42433</b>
<b>;</b>
<b>189</b>
<b>5777</b>
<b>(</b>
<b>u</b>= - = - =
<b>-700</b>
<b>228139</b>
</div>
<span class='text_page_counter'>(83)</span><div class='page_container' data-page=83>
-2
3
<b>-);</b>
<b>33</b>
<b>100</b>
<b>;</b>
<b>22</b>
<b>113</b>
<b>(</b>
).
411
3
;
5
N(
),
413
3
;
3
M(
1
b
y
a
x
2
2
2
2
=
+
1
b
43 11
a5
1
b
43 13
a3
2
2
2
2
2
2
2
2
=
´´
+
=
´´
+
2
2
2
2
3 13
3X <sub>4</sub> Y 1
3 11
5X <sub>4</sub> Y 1
´
+ =
´
+ =
1.
9
y
16
x2 2
=
+
,....
413
3
1
b = 2´<sub>2</sub>
<b>161</b>
<b>a1</b>
<b>x</b>= <b><sub>2</sub></b> =
.
b1
y
;
a1
x= <sub>2</sub> = <sub>2</sub>
1
b
y
ax 2
2
2
2
=
+
0
1
y
5
4
x
3
2
:
D<sub>1</sub> - - =
0
4
y
8
3
x
:
D<sub>2</sub> - + + =
<b>2</b>
<b>1</b>
<b>1.</b>
<b>4</b>
<b>y</b>
<b>9</b>
<b>x2</b> <b>2</b>
</div>
<span class='text_page_counter'>(84)</span><div class='page_container' data-page=84>
(1)
1
4
y
9
4)
(8y 2 2
=
-1.
16
y
25
x2 2
=
-1
9
y
4
x2 2
=
-1
9
5x
4
x2
=
-(5x)
y=
1
9
y
y
4
x
x1 <sub>-</sub> 1 <sub>=</sub>
1
4
y
9
x2 2
</div>
<span class='text_page_counter'>(85)</span><div class='page_container' data-page=85>
-1
9
y
y
5
y
4
x1 2 <sub>-</sub> 1 <sub>=</sub>
20
x
a= 1
9
y
b=- 1
5
y
x= 2
)
(
6
3x-p
.
5
,
7
,
9
,
11
,
7
,
5 p p p p p
p <sub>-</sub> <sub></sub>
-)
(
6
3x-p
5
p
-7
p
<b>-11</b>
<b>x</b>=-p <b>x</b>= p<b><sub>9</sub></b> <b>x</b>=p<b><sub>7</sub></b> <b>x</b>=p<b><sub>5</sub></b>
.
)
5
cos(2x
)
6
sin(3x
y= -p + +p
.
5
,
7
,
9
,
11
,
7
,
5 p p p p p
p <sub>-</sub> <sub></sub>
</div>
<span class='text_page_counter'>(86)</span><div class='page_container' data-page=86>
25
R
AJ=
2AJ.MJJM AM
JA
cosAJM
5
2 41
R
MJ= Þ = 2+ 2- 2
Þ
21
tanA<sub>1</sub> =
161
cosx
5
2
5
sinx+ + csin(x+α).
)
5)
2
(5
Pol(1, +
)
5
2
5
M(1; +
<b>1</b>
<b>5</b>+
5
2p
5
4R
AM
5
2
cosA
21
tanA<sub>1</sub> = Þ <sub>1</sub> = Þ =
.
5
3
cos2A
cosA= <sub>1</sub> =
Þ
24
11
sin
24
7
sin
24
5
sin
24
sin
</div>
<span class='text_page_counter'>(87)</span><div class='page_container' data-page=87>
4
5
;
4 p
p
(1).
3
10
cosx1
sinx1
sinx
</div>
<span class='text_page_counter'>(88)</span><div class='page_container' data-page=88></div>
<span class='text_page_counter'>(89)</span><div class='page_container' data-page=89>
3
n 40n
280
n
u = <sub>+</sub>
-5 5 5
</div>
<span class='text_page_counter'>(90)</span><div class='page_container' data-page=90></div>
<span class='text_page_counter'>(91)</span><div class='page_container' data-page=91>
1
n
n
1
n
n
3
5
2
3
+
+
+
+
33
=
3
x
1
x
3x2 + +
-.
)
63
(=
3
x
1
x
3x2 + +
-1
n
1
n
n
3
5n3 2 +
+
+
+
2
p
x
2
-p
x)
2
tan(p
-2
xcos3x
cosx
im
0
x
-®
</div>
<span class='text_page_counter'>(92)</span><div class='page_container' data-page=92>
x
x
x
x
3
x
x
6
3
5
25
5
7
4
Q= <sub>+</sub> <sub></sub>
-ữ
ữ
ứ
ử
ỗ
ỗ
ố
ổ
-+
x <sub>25</sub>
2
)
4
3
(
<b>;</b>
<b>16</b>
<b>1225</b>
<b>A</b>=
-3 9
2
2
4
3
3
2
1
7
5
3
5
7
4
B
b)
-+
+
-=
6
3
)
5
7
(9
C
c) = +
-4 -45
2
3
3
2
2
1
6
4
2
3
7
6
B
b)
+
+
-+
=
5
2
3
)
3
(4
C
</div>
<span class='text_page_counter'>(93)</span><div class='page_container' data-page=93>
-)
( 2x 2
2x
2
x
x
7
4
3
5
5
7
4
P
3
= <sub></sub>
-ữ
ữ
ứ
ử
ỗ
ỗ
ố
ổ
-+
<b>;</b>
<b>1951</b>
<b>P(0)</b>=
<b>-2</b>
<b>1</b>
<b>x</b>=
<b>-2</b>
<b>3</b>
<b>x</b>=
<b>7</b>
<b>4</b>
129613
)
2
1
(
3
)
3
2
(
a) x - x =
2
21
2
8
5
1
5
b) x - + x = x
-10
10
4
3
3
3
8
10
</div>
<span class='text_page_counter'>(94)</span><div class='page_container' data-page=94>
21
.
cos2x
cosx
f(x)
y= =
,
cos(2x)
cosx¸ = <b>2</b>
tại
6
xx 5
f(x)
y
</div>
<span class='text_page_counter'>(95)</span><div class='page_container' data-page=95>
,
cos(2x)
cosx¸
2
7
<b>-4</b>
<b>55</b>
-4
55
)
2
7
3(x
y=- +
-31
).
32
(
f'
-tanx
1xtanx
f(x)
y= = <sub>+</sub>
5x
4x
f(x)
y= = 3- 4
7
2x x 4
x
f(x)
y
b) = = 3 2+<sub>+</sub>
-3
,
6 p
</div>
<span class='text_page_counter'>(96)</span><div class='page_container' data-page=96>
3ab
- -<sub>3a</sub>b I(<sub>3</sub>5;-196<sub>27</sub> )
3ab
- <sub>3</sub>5 <sub>3</sub>5
</div>
<span class='text_page_counter'>(97)</span><div class='page_container' data-page=97>
-3ab
-3ab
- <sub>3</sub>5
3
5
<b>3</b>
<b>25</b>
-3
25
-3
5
27
196
-3
5
27
196
- <sub>3</sub>5
3
25
-2
x
2x
x
1
(x)
f'
y'
-=
=
2
x
2x
-2
5
2
5
6
7
y=
2
5
6
7
2
5
2
5
<b>2</b>
<b>5</b>
<b>9</b>
<b>5</b>
2
x
2x
f(x)
y= =
-1
x3x 3
x
f(x)
</div>
<span class='text_page_counter'>(98)</span><div class='page_container' data-page=98>
6
7
)
2
5
(x
9
5
y= - +
<b>3</b>
<b>3</b>
3
2
mx(6 m)x 4
2x
f(x)
</div>
<span class='text_page_counter'>(99)</span><div class='page_container' data-page=99>
ò
ò
<b>3</b>
<b>88</b>
</div>
<span class='text_page_counter'>(100)</span><div class='page_container' data-page=100>
ò
1
x3x 6
x2
- +
-ò
2
x
4
-ò
2
x
4
-2
(lnx)
2
x
dx
-ò
)
(lnx)
(2
x - 2
ò
4
p
ò
ò
ò
1-cos2x
<b>2</b>
ò
(7x-532x2 )
ò
ò
x x 4
dx
2<sub>+</sub>
ò
</div>
<span class='text_page_counter'>(101)</span><div class='page_container' data-page=101>
<b>Tổ hợp</b>
<b>SHIFT</b> <i><sub>X</sub></i><sub>!</sub> =
ab/c
=
<b>SHIFT</b> <i>X</i>!
<b>604815880</b>
=
<b>335</b>
<b>33264</b>
<b>-SHIFT</b> <i>X</i>!
<b>5</b>
r)!
(nn!
Ar<sub>n</sub>
=
<sub></sub>
-nPr
<b>SHIFT</b> <sub>nPr</sub>
<b>SHIFT</b> <sub>nPr</sub> =
<b>9.</b>
<b>2512502,47</b>
<b>b)</b>
<b>;</b>
<b>19</b>
<b>841</b>
<b>a)</b>
Đáp số:
úû
ù
êë
é
<sub>+</sub>
+
-5!
8!
2!4!
9!
7!
3!5!
b)
9!
3! 7!
8!
a)
8!
5!6!7!
9!
a) +<sub></sub>
-6
3
8
5
7
9
3
7
P
P
P
P
P
P
b)
3!
5!
P
P
a) +<sub>-</sub> ´ <sub>+</sub>- ´
5
3
6
7
6
8
4
6
5
9
3
7 <sub>A</sub> <sub>P</sub>
</div>
<span class='text_page_counter'>(102)</span><div class='page_container' data-page=102>
<b>4</b>
<b>7</b>
29
1)!
(x
1)!
(x
=
-+
3!
3)!
(x
1)!
5(x+ = +
60.
A
b)
18A
A
a) n5 = n4-2 3n+1 =
18A
A
a) <sub>n</sub>5 = <sub>n</sub>4<sub>-</sub><sub>2</sub>
)!
6
(n
2)!
18(n
!
5)
(nn!
-=
-Û
0
90
19n
n
18
5
n1)n
(n 2
=
+
-Û
=
-Û
60.
A
b) 3<sub>n</sub><sub>+</sub><sub>1</sub> =
60
2)!
(n
1)!
(n
60
A3<sub>n</sub><sub>+</sub><sub>1</sub> = Û <sub>-</sub>+ =
x
3
x
1
x
2
1
x 29 b) 5P A
A
</div>
<span class='text_page_counter'>(103)</span><div class='page_container' data-page=103>
r!
r)!
(nn!
Crn = <sub></sub>
-0
17740590
P
C
A (2x 3)
x
10
7
2
x - - + - =
3).
7(n
C
C n
3
n
1
n
4
n - + = +
</div>
<span class='text_page_counter'>(104)</span><div class='page_container' data-page=104>
8
k)
(12
2
5
3k
x
.x
x- - =
2
5
8
12
C
243.
C
2
...
4C
2C
C n
n
n
2
n
1
n
0
n + + + + =
n
n
n
2
n
1
n
0
n
n
C
2
...
4C
2C
C
2)
(1+
=
+ + + +
0
240774
x
2x
x
P
A
C x3 4 2
x
1
2x
2x
20 + + - - + - + - =
3).
7(n
C
C n
3
n
1
n
4
n - + = +
+
+
3)
7(n
n!
3!
3)!
(n
1)!
(n
3!
4)!
(n
+
=
+
-+
+
Û
9
10
7
12
10
13
3
5
5
9
C
C
C
C
b)
C
a)
+
´
<b>401</b>
<b>1430</b>
14x
C
A
a) 3<sub>x</sub> + x<sub>x</sub>-2 =
51
26x
x
P
21
.C
C
x
C
x
</div>
<span class='text_page_counter'>(105)</span><div class='page_container' data-page=105></div>
<span class='text_page_counter'>(106)</span><div class='page_container' data-page=106>
-2
3
t
8
13
h
16
15
k
=
=
-=
c
2
3
u
8
13
v
8
15
</div>
<span class='text_page_counter'>(107)</span><div class='page_container' data-page=107>
2
2
2
(MN.MP)
.MP
MN
21
S=
-21
</div>
<span class='text_page_counter'>(108)</span><div class='page_container' data-page=108>
<b>2</b>
<b>15</b>
<b>V</b>=
11
z
2
y
11
x
b) + = = <sub>-</sub>
-u ,u]
M
[M
d 0 1
=
(D)
0)
;
3
2
;
3
7
</div>
<span class='text_page_counter'>(109)</span><div class='page_container' data-page=109>
cz
z
b
y
y
ax
x
:
(d) - o = - o = - o
c'z'
z
b'y'
y
a'x'
x
:
)
(d' - o = - o = - o
;
11
z
1
1
y
2
x
:
(d) = - = <sub>-</sub>+
0)
;
3
5
;
3
1
(
M'
</div>
<span class='text_page_counter'>(110)</span><div class='page_container' data-page=110>
13
z
4
2
y
81
x- <sub>=</sub> - <sub>=</sub>
-11
z
2
y
21
x <sub>=</sub> +
-=
-9
5
5
3
-(
<b><sub>;</sub></b> <b>28<sub>5</sub></b>
)
<b>5</b>
<b>159</b>
<b>;</b>
<b>5</b>
<b>103</b>
<b>u</b>= -
-(
<b><sub>;</sub>244<sub>3</sub></b>
)
<b>3</b>
<b>83</b>
<b>;</b>
<b>9</b>
<b>103</b>
<b>g</b>= -
<b>-5</b>
<b>10924</b>
<b>-45</b>
<b>49478</b>
</div>
<span class='text_page_counter'>(111)</span><div class='page_container' data-page=111>
<b>-.</b>
<b>945</b>
<b>1394</b>
<b>t</b>
<b>,</b>
<b>24356</b>
<b>h</b>
<b>,</b>
<b>810</b>
<b>103</b>
<b>k</b>=- = =
2
3
3
5
<b>7,9291.</b>
<b>k</b>
<b>7);</b>
<b>;</b>
<b>3</b>
<b>88</b>
<b>(45;</b>
<b>u</b>= - »
<b>4,2426</b>
<b>2</b>
<b>3</b> »
)
5
4
3;
;
3
2
I(
-225
27949
)
5
4
(7
3)
(5
)
3
2
4
(
IM
R= = - - 2 + + 2 + - 2 =
</div>
<span class='text_page_counter'>(112)</span><div class='page_container' data-page=112>
225
27949
)
5
4
(z
3)
(y
)
3
2
(<i>x</i>- 2 + + 2 + - 2 =
52
199
z
1356
y
52
423
x
=
-=
-=
1352
158793
)
52
199
(z
)
13
56
(y
)
52
423
(x+ 2 + + 2 + - 2 =
2
2
2
2
2
)
52
199
(9
)
1356
(2
)
52
423
1
(
IA
R = = - + + + +
-0.
13
235
z
26
199
y
13
112
x
26
423 <sub>+</sub> <sub>-</sub> <sub>-</sub> <sub>=</sub>
2
1
2
3
-.
<b>0</b>
<b>32</b>
<b>783</b>
<b>z</b>
<b>16</b>
<b>139</b>
<b>y</b>
<b>32</b>
<b>785</b>
<b>x</b>
<b>8</b>
<b>483</b> <sub>+</sub> <sub>+</sub> <sub>+</sub> <sub>=</sub>
)
52
199
;
1356
;
52
423
I(-
</div>
<span class='text_page_counter'>(113)</span><div class='page_container' data-page=113>
-2
1
Z
Z
1
Z1
2
1
Z
Z
1
</div>
<span class='text_page_counter'>(114)</span><div class='page_container' data-page=114>
0,866i
0,5
2i 3
1
x
ực).
(nghiệmth
0,866i
0,5
2i 3
1
x
2
1
-»
-=
+
-»
+
-=
i
7
5
)
7
isin
7
5(cos
z
p
p
p <sub>+</sub> <sub>=</sub> <i><sub>e</sub></i>
</div>
<span class='text_page_counter'>(115)</span><div class='page_container' data-page=115>
i
7
5
p
<i>e</i> 3 <sub>z</sub>
<i>e</i>
</div>
<span class='text_page_counter'>(116)</span><div class='page_container' data-page=116></div>
<span class='text_page_counter'>(117)</span><div class='page_container' data-page=117>
1x2y3z4
17
53 16 26 10 245 45
a , b , c , d
5 125 247 46
ổ ử
= = = <sub>ỗ</sub> <sub>ữ</sub> =
ố ứ
[
]
1 33 2 1 4
0,(5) 0,(2) : 3 : 1 :
3 25 5 3 3
ổ ử ổ ử
<sub>ỗ</sub> <sub>ữ ỗ</sub>- ´ <sub>÷</sub>
è ø è ø
<b>22579</b>
-3 4 8 9
2
+
3
+
4 ...
+ +
8
+
9
7 154 7 2 154
;
7 7
æ- - - ử
ỗ ữ
ỗ ữ
ố ứ
7 154 7 2 154
;
7 7
ổ- + + ử
ỗ ữ
ỗ ữ
ố ứ
</div>
<span class='text_page_counter'>(118)</span><div class='page_container' data-page=118>
33 2 11991
75
- 33 2 11991
75
+
3 3
0 0
0 0 0
5sin 36 (1 2 cos 36 )
0, 26811
(1 2 cos 36 )(
2 cos 36
5sin 36 )
p
p
p
p
+
-
<sub>»</sub>
+ +
+
-2 2
sin x cosx
</div>
<span class='text_page_counter'>(119)</span><div class='page_container' data-page=119>
n
1
2
<sub>2</sub>
3
<sub>3</sub>
n
<sub>n</sub>
S
...
3
3
3
3
= +
+
+ +
n
n
lim S
đƠ
n
n
lim S
đƠ
1x2y3z4
ẻ
</div>
<span class='text_page_counter'>(120)</span><div class='page_container' data-page=120>
60 3 72 103 42 3
0, 5215061
105 42 3 60 3 72
p p
p p
+ - - <sub>ằ</sub>
+ -
<i>-A</i>
<i>B</i> <i>C</i>
<i>D</i>
<i>E</i>
<i>F</i>
<i>G</i>
<i>H</i>
12m
6m
4m
4m
2m
7
p
5,10062
7
<i>f</i>
ổ ử ằ
<sub>ỗ ữ</sub>
p
ố ứ
7
p
3 2
</div>
<span class='text_page_counter'>(121)</span><div class='page_container' data-page=121>
-2 2
1
f (x) sin(x= + - -x 1) cos(x - +x 1)
2 2
2
</div>
<span class='text_page_counter'>(122)</span><div class='page_container' data-page=122>
2
sin x
f (x)
x
x 1
=
- +
1 2
1 2
0, 52473 1, 05550
0, 74145 0, 48761
<i>x</i> <i>x</i>
<i>y</i> <i>y</i>
» »
-ì ì
í <sub>»</sub> í <sub>» </sub>
-ỵ î
43
, 18
3
<i>a</i>= <i>b</i>=
-PJ
PR
0, 930604859
<i>PJ</i>
<i>PR</i>» 0, 707106781
<i>PJ</i>
<i>PR</i> »
2 2
x
y
1
4
-
9
=
2 4 2
( )
2
3
7
3
1
<i>f x</i>
=
<i>x</i>
+
<i>x</i>
-
<i>x</i>
-
<i>x</i>
+
<i>x</i>
-3
2
<i>x</i>
= +
3
2
<i>x</i>
= +
(3 2) 36, 22815
</div>
<span class='text_page_counter'>(123)</span><div class='page_container' data-page=123>
2 <sub>3</sub> <sub>1</sub>
( )
sin cos 2
<i>x</i> <i>x</i>
<i>f x</i>
<i>x</i> <i>x</i>
- +
=
+
-3 2
1
2
3
2
3
<i>x</i>
<i>x</i>
<i>y</i>
=
+
-
<i>x</i>
-1
2
4
<i>y</i>= - -<i>x</i>
3
1 2
1 2 3
1, 36603
0, 5
0,36603
0, 75
0, 98205
2, 48205
<i>x</i>
<i>x</i>
<i>x</i>
<i>y</i>
<i>y</i>
<i>y</i>
»
-= -
»
ì
ì
ì
í
<sub>=</sub>
í
<sub>» -</sub>
í
<sub>»</sub>
ỵ
ỵ
ỵ
5 5 21 1
, , , ;
4 6 4 6
</div>
<span class='text_page_counter'>(124)</span><div class='page_container' data-page=124>
1 2
1 2
1,8633 0,5367
0, 7266 1, 9266
<i>x</i> <i>x</i>
<i>y</i> <i>y</i>
» »
ì ì
í <sub>»</sub> í <sub>» </sub>
</div>
<span class='text_page_counter'>(125)</span><div class='page_container' data-page=125>
1 2
1 2
0, 4641 0, 4641
1, 3625 1, 3625
<i>x</i> <i>x</i>
<i>y</i> <i>y</i>
» »
ì ì
í <sub>»</sub> í <sub>» </sub>
-ỵ ỵ
( )
cos 2
2 cos
<i>f x</i>
=
<i>x</i>
-
<i>x</i>
3<i>x y</i>- - =1 0
2 2
1
16 9
<i>x</i> <sub>+</sub><i>y</i> <sub>=</sub>
1 2
1 2
1, 2807 0, 6532
2,8421 2,9597
<i>x</i> <i>x</i>
<i>y</i> <i>y</i>
» »
-ì ì
í <sub>»</sub> í <sub>» </sub>
-ỵ ỵ
1 2
1 2
1, 7735 1, 9735
0,9245 0, 3245
<i>x</i> <i>x</i>
<i>y</i> <i>y</i>
» »
-ì ì
í <sub>» -</sub> í <sub>»</sub>
</div>
<span class='text_page_counter'>(126)</span><div class='page_container' data-page=126>
2
1
4
2
1
<i>x</i>
<i>y</i>
<i>x</i>
<i>x</i>
+
=
+
+
1 + 2
2
5
1
3
2
<i>x</i>
<i>x</i>
<i>y</i>
<i>x</i>
+
+
=
-3
3
sin
cos
cos
1
<i>a</i>
<i>x b</i>
<i>x</i>
<i>y</i>
<i>c</i>
<i>x</i>
+
=
+
1, 07752;
1, 67814;
0, 38671
</div>
<span class='text_page_counter'>(127)</span><div class='page_container' data-page=127>
2 sin
3 cos
1
( )
cos
2
<i>x</i>
<i>x</i>
<i>f x</i>
<i>x</i>
+
-=
+
max ( )
<i>f x</i>
»
0, 93675; min ( )
<i>f x</i>
» -
4, 27008
2
3
2
<i>x</i>
<i>x</i>
<i>y</i>
<i>x</i>
-
+
=
2 2
1
16
9
</div>
<span class='text_page_counter'>(128)</span><div class='page_container' data-page=128>
1 2
1 2
2, 6379
3, 9666
2, 2552
0, 3867
<i>x</i>
<i>x</i>
<i>y</i>
<i>y</i>
»
»
-ì
ì
í
<sub>»</sub>
í
<sub>» </sub>
-ỵ
ỵ
1 2
1 1
10,1381 0,1381
0, 4310 5, 5690
<i>x</i> <i>x</i>
<i>y</i> <i>y</i>
» »
-ì ì
í <sub>» -</sub> í <sub>» </sub>
-ỵ ỵ
2 2
1
9
4
<i>x</i>
<sub>-</sub>
<i>y</i>
<sub>=</sub>
1 2
1 2
3, 0058 3, 2973
0,1243 0, 9122
<i>x</i> <i>x</i>
<i>y</i> <i>y</i>
» - »
ì ì
í <sub>»</sub> í <sub>»</sub>
ỵ ỵ
2
( )
3
1;
( )
(
0)
<i>f x</i>
<i>x</i>
<i>g x</i>
<i>x</i>
<i>x</i>
=
-
=
¹
(
)
f g(x)
g f(x)
( )
x = 3
(
) ( )
f g(x) = g f(x)
3 3 1
( ( 3))
2 3 1
2, 46410;
( ( 3))
0, 47663;
13
<i>f g</i>
=
- »
<i>g f</i>
=
+
»
1 2
17 217 17 217
5, 28849; 0, 37818
6 6
<i>x</i> = + » <i>x</i> = - »
20
5
( 3
+
<i>x</i>
)
</div>
<span class='text_page_counter'>(129)</span><div class='page_container' data-page=129>
<i>a</i>
1,5
0, 2
0,1
0, 4
0,1
1, 5
0,1
0,8
0, 3
0, 2
0, 5
0, 2
<i>x</i>
<i>y</i>
<i>z</i>
<i>x</i>
<i>y</i>
<i>z</i>
<i>x</i>
<i>y</i>
<i>z</i>
-
+
=
ì
ï- +
-
=
í
ï-
+
-
=
ỵ
191
139
213
,
,
524
262
524
<i>x</i>
=
<i>y</i>
=
<i>z</i>
=
-2x)).
(x
sin(
x
sin 2 2
+
= p
p
3 1
0, 36603
2
<i>x</i>
=
-
»
5
3
0, 20762
6
<i>a</i>
<i>b</i>= »
4 2 2 2
( )
4
9
2(
7)
18 2
<i>P x</i>
=
<i>x</i>
-
<i>a x</i>
+
<i>a</i>
-
<i>x</i>
-2
<i>x</i>
-
3
<i>a</i>
</div>
<span class='text_page_counter'>(130)</span><div class='page_container' data-page=130>
2 <sub>2</sub> <sub>6</sub>
3
<i>x</i>
<i>x</i>- +<i>x</i>
2 8
(1
+
<i>x</i>
7 ) (1
+
<i>ax</i>
)
1 10
+
<i>x bx</i>
+
2
+
...
5
7
70 5 7
0, 5586;
41, 6144
2
2
</div>
<span class='text_page_counter'>(131)</span><div class='page_container' data-page=131>
24, 21 2, 42 3,85 30, 24
2, 31 31, 49 1, 52 40, 95
3, 49 4,85 28, 72 42,81.
<i>x</i> <i>y</i> <i>z</i>
<i>x</i> <i>y</i> <i>z</i>
<i>x</i> <i>y</i> <i>z</i>
+ + =
ì
ï <sub>+</sub> <sub>+</sub> <sub>=</sub>
í
ï <sub>+</sub> <sub>+</sub> <sub>=</sub>
ỵ
3 1
0, 3660
2
- »
200
115, 4701
3
»
1
4
194
398
;
10, 9263
3
1261
<i>S</i>
=
<i>h</i>
=
»
6
<sub>200</sub>
<sub>2, 4183;</sub>
<sub>2</sub>
6
<sub>200</sub>
<sub>4,8366;</sub>
<sub>3 200</sub>
6
<sub>7, 2548</sub>
</div>
<span class='text_page_counter'>(132)</span><div class='page_container' data-page=132>
2
3 4 1
2 3
<i>x</i> <i>x</i>
<i>y</i>
<i>x</i>
- +
=
+
1 2
1 2
2
0, 5
1
4
<i>a</i>
<i>a</i>
<i>b</i>
<i>b</i>
= -
=
ì
ì
í
<sub>= -</sub>
í
<sub>=</sub>
ỵ
ỵ
3<i>x</i>+5<i>y</i>=4
2 2
1
9
4
<i>x</i>
<sub>+</sub>
<i>y</i>
<sub>=</sub>
1 2
1 2
1, 5324 2, 7257
1, 7194 0,8354
<i>x</i> <i>x</i>
<i>y</i> <i>y</i>
» - »
ì ì
í <sub>»</sub> í <sub>» </sub>
-ỵ ỵ
( )
cos 2
3 sin
2
</div>
<span class='text_page_counter'>(133)</span><div class='page_container' data-page=133>
2 17
, 0,
3 3
<i>a</i>= <i>b</i>= <i>c</i>=
-2
2
2 5
2 5.
<i>x</i> <i>y</i>
<i>y</i> <i>x</i>
ì - =
ï
í <sub>-</sub> <sub>=</sub>
ïỵ
3
1 2 4
1 2 3 4
2, 4142
3, 4495 1, 4495 0, 4142
3, 4495 1, 4495 0, 4142 2, 4142
<i>x</i>
<i>x</i> <i>x</i> <i>x</i>
<i>y</i> <i>y</i> <i>y</i> <i>y</i>
»
-» » - ì »
ì ì ì
í <sub>»</sub> í <sub>» -</sub> í <sub>»</sub> í <sub>» </sub>
-ỵ ỵ ỵ ỵ
3
2
2
2 7 1
( )
4 5
<i>x</i> <i>x</i>
<i>f x</i>
<i>x</i> <i>x</i>
- +
=
+ +
cos
1
<i>n</i>
<i>n</i>
<i>n</i>
æ
<sub>+</sub>
ử
ỗ
ữ
ố
ứ
2.
<i>m</i> <i>k</i>
<i>u</i>
-
<i>u</i>
>
1005 1002
2, 2179;
<i>u</i>
-
<i>u</i>
»
1000007 1000004
2,1348
</div>
<span class='text_page_counter'>(134)</span><div class='page_container' data-page=134>
563
123
2509
1395
;
;
;
;
1320
110
1320
22
<i>a</i>
=
<i>b</i>
=
<i>c</i>
= -
<i>d</i>
=
-2 2 2
2 2 2
log
log 3 log
log 72 log
2
log
<i>x</i>
<i>y y</i>
<i>x</i>
<i>x</i>
<i>x</i>
<i>y</i>
<i>y</i>
+
=
+
ì
í
<sub>+</sub>
<sub>=</sub>
<sub>+</sub>
ỵ
0, 4608
0, 9217
<i>x</i>
<i>y</i>
»
ì
í »
ỵ
1 2 3
7
2 3
7
3
,
,
3
3
3
</div>
<span class='text_page_counter'>(135)</span><div class='page_container' data-page=135>
( )
<i>f x</i>
2
2
<i>x</i>
+ +
3
3
<i>x x</i>
- +
2
1
3
3
5
937 1571 4559 1
, , ,
252 140 630 3
<i>a</i>= - <i>b</i>= <i>c</i>= - <i>d</i>=
200
7
<i>S</i>=
3 4 5
9 16 19.
<i>x</i> <i>y</i>
<i>x</i> <i>y</i>
ì + =
ï
í
+ =
ïỵ
2
2
0, 3283
1, 0526
<i>x</i>
<i>y</i>
»
-ì
í »
ỵ
1
1
1, 3283
0, 2602
<i>x</i>
<i>y</i>
»
ì
í »
-ỵ
<i>ax b</i>
+
</div>
<span class='text_page_counter'>(136)</span><div class='page_container' data-page=136>
328393
1024
<i>S</i>=
<i>ax b</i>
+
<i>y</i>
2 2
1
9
4
<i>x</i>
<sub>+</sub>
<i>y</i>
<sub>=</sub>
2
2
<i>y</i>
=
<i>x</i>
2
2 3 cos
<i>x</i>
+
6 sin cos
<i>x</i>
<i>x</i>
= +
3
3
2
<sub>2</sub>
<i>y</i>
=
<i>x</i>
-
<i>x</i>
2 2
1
9
1
<i>x</i>
<sub>+</sub>
<i>y</i>
<sub>=</sub>
3
1 2 4
1 2 3 4
2, 2839
0,8078
0, 4109
1, 3192
0, 9631
0, 9906
0, 6484
0,8981
<i>x</i>
<i>x</i>
<i>x</i>
<i>x</i>
<i>y</i>
<i>y</i>
<i>y</i>
<i>y</i>
»
»
» -
ì
»
ì
ì
ì
í
<sub>» -</sub>
í
<sub>»</sub>
í
<sub>»</sub>
í
<sub>» </sub>
-ỵ
ỵ
ợ
ợ
( )
sin
<i>f x</i>
=
<i>x</i>
(100)
140308.
0, 9511
5
<i>f</i>
ổ
<sub>ỗ</sub>
p
ử ằ -
<sub>ữ</sub>
ố
ứ
1
ln
<i>P</i>
<i>xy</i>
<i>xy</i>
ổ
ử
=
<sub>ỗ</sub>
+
<sub>ữ</sub>
ố
ứ
,
<i>x y</i>
<i>x y</i>
+ =
1
</div>
<span class='text_page_counter'>(137)</span><div class='page_container' data-page=137>
2 2
1
3
<i>x y xy</i>
<i>xy x y</i>
ì
+
=
í
<sub>+ + =</sub>
ỵ
1 2
1 2
2, 4629 0,1551
0,1551 2, 4629
<i>x</i> <i>x</i>
<i>y</i> <i>y</i>
» »
ì ì
í <sub>»</sub> í <sub>»</sub>
ỵ î
5
2
3
2
2
3
, tan
tan
,
,
7
8
13
11
10
p
p
+
<sub>+</sub>
+
+
2006 2007<sub>,</sub> <sub>,</sub> 2008 2009<sub>,</sub>
669 1338 2007 2676
-
-tan
tan
7
8
p
<sub>+</sub>
p
3 2
11
+
2
3
10
+
2008 2009
,
2007 2676
-48
14
0, 9354
4
</div>
<span class='text_page_counter'>(138)</span><div class='page_container' data-page=138>
( )
5 2
3
4
<i>f x</i>
=
-
<i>x</i>
-
<i>x</i>
+
( )
<i>f x</i>
<i>f x</i>
( )
3
7
61
9
,
,
,
20
30
60
10
<i>a</i>
= -
<i>b</i>
=
<i>c</i>
=
<i>d</i>
=
53 2
;
37 37
<i>C</i>ổ<sub>ỗ</sub> - ử<sub>ữ</sub>
ố ứ
396
37
<i>S</i>
=
2
2
3log 4 14
2 log 2 9
<i>y</i>
<i>y</i>
<i>x</i>
<i>x</i>
ỡ + =
ù
ớ
- =
ùợ
24, 9400
1,8325
<i>x</i>
<i>y</i>
»
ì
í »
-ỵ
<i>ax b</i>
+
<i>y</i>
2 2
6
8
0
</div>
<span class='text_page_counter'>(139)</span><div class='page_container' data-page=139>
1
1
0,1565
1, 5304
<i>a</i>
<i>b</i>
ằ
-ỡ
ớ ằ
ợ
2
2
6, 3889
17,1668
<i>a</i>
<i>b</i>
ằ
-ỡ
ớ ằ
-ợ
2
3
3
9
6
lim
3
<i>x</i>
<i>x</i>
<i>x</i>
<i>x</i>
đ
-
+ - +
-2 2
9
4
<i>x</i>
<sub>+</sub>
<i>y</i>
2
2
0,8015
1, 9273
<i>x</i>
<i>y</i>
»
-ì
í »
ỵ
1
1
0,8015
1, 9273
<i>x</i>
<i>y</i>
»
ì
í »
ỵ
2
3
</div>
<span class='text_page_counter'>(140)</span><div class='page_container' data-page=140>
2
p
2
</div>
<span class='text_page_counter'>(141)</span><div class='page_container' data-page=141>
3
2
1
m
).sin
m
(m
+
a
</div>
<span class='text_page_counter'>(142)</span><div class='page_container' data-page=142>
3
2
2
3
sin
sin
)
(
<i>m</i>
<i>m</i>
<i>g</i>
<i>m</i>
<i>m</i>
+
-
a
</div>
<span class='text_page_counter'>(143)</span><div class='page_container' data-page=143></div>
<span class='text_page_counter'>(144)</span><div class='page_container' data-page=144></div>
<span class='text_page_counter'>(145)</span><div class='page_container' data-page=145></div>
<span class='text_page_counter'>(146)</span><div class='page_container' data-page=146></div>
<span class='text_page_counter'>(147)</span><div class='page_container' data-page=147></div>
<span class='text_page_counter'>(148)</span><div class='page_container' data-page=148>
133
log2
40log10
log2
log1.2
»
+
2
38
0,3
206
6
x
</div>
<span class='text_page_counter'>(149)</span><div class='page_container' data-page=149>
<i>ab</i>
<i>AB</i>
</div>
<span class='text_page_counter'>(150)</span><div class='page_container' data-page=150></div>
<span class='text_page_counter'>(151)</span><div class='page_container' data-page=151>
2,0%
100%
500
4
6
=
´
+
16%
100%
500
4
6
36
34
=
´
+
+
+
28%
100%
500
4
6
63
67
</div>
<span class='text_page_counter'>(152)</span><div class='page_container' data-page=152></div>
<span class='text_page_counter'>(153)</span><div class='page_container' data-page=153></div>
<span class='text_page_counter'>(154)</span><div class='page_container' data-page=154>
5730
0,639
t
ln2
2
1
=
4029,9
0,639
5730
N
N
ln
k
1
t
0 <sub>=</sub> <sub>»</sub>
0
Y
X
19,18
1
1
2,39
2
16
57,48
2
24
7,18
1
23
13,77
</div>
<span class='text_page_counter'>(155)</span><div class='page_container' data-page=155>
A B
C
D
a E
D C
A <sub>B</sub>
E
2
1
8
1
=
´
3
2
1
=
´
2
A
1,28
4
2
r
4 <sub>Cu</sub> ´
=
´
A
2,56
2
2
a
2
AC
</div>
<span class='text_page_counter'>(156)</span><div class='page_container' data-page=156>
23
25,858 0,74
6,02 10
´
´
3
4
r
3´ p
40,08
1,55
33V
4p
23
3
3 3,18 10
4 3,14
-´
´
´
2 2 0
1 1
2m + m2 cos60
<sub>3</sub>
2 2 0
1 1
2m + m2 cos120
8,96
)
10
(3,62
10
6,022
64
4
v
m
3
8
23 - =
</div>
<span class='text_page_counter'>(157)</span><div class='page_container' data-page=157>
w
a
K
K
14
5
10
6,29 10
-´
14
10
OH
-é ù
ë û
[
6 5
]
6 5
C H COOH OH
C H COO
-é ù
ë û
é ù
ë û
14
6 5
10
OH OH
OH
C H COO
--
-ổ ử
ỗộ<sub>ở</sub> ự<sub>ỷ</sub>- ữộ<sub>ở</sub> ự<sub>ỷ</sub>
ỗ ộ<sub>ở</sub> ự<sub>ỷ</sub>ữ
ố ứ
ộ ự
ở û
2 <sub>14</sub>
5
OH 10
2 10 OH
-
--
-é ù
-ë û
é ù
´ <sub>- ë</sub> <sub>û</sub>
2 2
2 2
N N
H H
P n <sub>1</sub>
</div>
<span class='text_page_counter'>(158)</span><div class='page_container' data-page=158>
3
2 2
2
NH
3
N H
(P )
(P )(P )
2
NH3
3
N2 N2
(P )
(P )(3P )
3
2
NH
2
N
P
(P ) =
1
2
6,2
0,2
3n 4
2
+
3m 3
2
</div>
<span class='text_page_counter'>(159)</span><div class='page_container' data-page=159>
2
3
1
3
42214
8, 314 298´
2
1
( )
( )
<i>Kp T</i>
<i>Kp T</i> 1 2
1 1
<i>H</i>
<i>R T T</i>
æ ử
D <sub></sub>
-ỗ ữ
ố ứ
77080 1 1
8, 314 298 475
ổ <sub>-</sub> ử
ỗ ữ
ố ứ
2
1
2
ln
<i>t</i> <i>Nt</i>
<i>N</i>
<i>k</i>
0
ln
1
O
298
H
D (Kj / mol)
O
298
</div>
<span class='text_page_counter'>(160)</span><div class='page_container' data-page=160>
( )
( )
2 =D ỗỗốổ 2- 1ữữứử
1 1 1
<i>T</i>
<i>T</i>
<i>R</i>
<i>H</i>
<i>T</i>
<i>K</i>
<i>T</i>
<i>K</i>
</div>
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