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Lượng Giác Cơ Bản - Phần 1 pot

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(
(
k
π
α π
= +
) )
R) B9J)k
α
= +
C Dk ∈¢






 











X&
4 5&
 5
21`A6!.Y 58!
Z"[\Z$<
]!67^"Z1`A_
7@&
C Dk ∈¢



 '
α
= −
tg
α
= −∞
M B


{
 )
α

=
)cotg
α
=
·
R)
o
AOB

= −
)
R)
α
= −
C D
(
rad
π
α
= −
) )
R) B9J)k
α
= − +
(
(
k
π
α π
= − +




 









 '
α
=
 )
α
=
 '
α
= −
 '
α
=
 )
α
=
 '
α

= −
)tg
α
=
tg
α
= +∞
tg
α
= −∞
)cotg
α
=
cotg
α
= +∞
cotg
α
= −∞
M A≡
M B≡
M A


M B


{
{
{

 )
α
=
)tg
α
=
{
 )
α
=
)cotg
α
=
C ( Dk
α π
=
C ( Dk
α π π
= +
C ( D
(
k
π
α π
= +
C ( D
(
k
π
α π

= − +
k
α π
=
(
k
π
α π
= +
C Dk ∈¢
Cc cung liên kt
C_a(bDc_
C_a(bDc_
C_a(bDc_
C_a(bDc_
1.Cung sai km k2π:
Nh :
ngha l :
=d
=d
=d
=d
T X=d
C_a(bD
_
C_a(bD

.
.`
`

e
e`











N
#f5.`6!;Gg .Y $O
f,Ng h7G,5&
X
,
i iC DOPM OQ M g c g∆ = ∆ − −
¼
 i
(
đ AM
π
α
= −

#+;7j57 "
8&
iOP OQ=

PM Q M
′ ′
=
OQ OP

=
 
(
π
α α
 
= −
 ÷
 
{
{
iOP OQ=
{
 
(
π
α α
 
= −
 ÷
 
¼
 Ađ AM
α
=

¼
¼
 đ AM đ M B

=


(B&
N  "Z"F&
(
π
α
 

 ÷
 
c_
c_
c_
c_
(
π
α
 

 ÷
 
(
π
α

 

 ÷
 
(
π
α
 

 ÷
 
(
π
α
 

 ÷
 
Nh :
k &
=d
=d
=d
=d
-X0
(
π
α
 


 ÷
 
α











X
,


.
.`
e
e`
-


9B;&Cl_D
¼
¼
AM AM


=
¼
¼
 đ AM đ AM

= −
#f5.`6!;G
g .Y 7&
OPM OPM

∆ = ∆
OP OP=
{
{
{
{
OP OP=
 C D
α α
= −
 C D
α α
= − −
C D 
α α
− =
C D 
α α
− = −
{

C Dtg tg
α α
− = −
C Dcotg cotg
α α
− = −
PM PM

= −
OQ OQ

= −

×