ĐÁP ÁN MÔN TOÁN TỐT NGHIỆP THPT 2010

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
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Thời gian làm bài:150 phút, không kể thời gian phát đề
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45 &-3,0 điểm3'
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 

 
y x x= − +
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 
2 3x x m− + =
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45-3,0 điểm3'
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
 
8, 8,  3x x− + =
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( )



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( )

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( )
;
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Th sinh ch đưc lm mt trong hai phn (phn 1 hoc phn 2).
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45E'D-1,0 điểm3'/R&T
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/R&T
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 
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x y z+ −
= =
−
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Th sinh không đưc sử dụng ti liệu. Giám thị coi thi không giải thch gì thêm.
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45 &-3,0 điểm3'
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y x x v y x x
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= − + = −∞ = − + = +∞
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   
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x x m x x− + = ⇔ − = − +

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m
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45-3,0 điểm3'
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8,t x=
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=
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3
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I x x dx x x x dx
x x x
x x x dx
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∫
(&4Z
{ }
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456-1,0 điểm3'
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V Bh
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h SA
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V a
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45C'D-2,0 điểm3'
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45E'D-1,0 điểm3'
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OM
u
u
OM u
d O A
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∆
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∆
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⇒
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
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r
r
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r
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p
n OM u
∆
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