THI TUYỂN SINH lớp 10 THPT CHUYÊN QUỐC học HUẾ năm học 2012 2013 môn TOÁN

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Thời gian làm bài : 150 phút (không kể thời gian giao đề)
9:6(2,0 điểm)

( ) ( )
 

  
x y x y
x x y y

+ = + +


− − =


9:6)(2,0 điểm)
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(
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(
)
 
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 

 u v uv
+ + =
9:6+(2,0 điểm)
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#$0./ 2$0 3 456)7#$%&'(-8456)7
#$%&'1(-9):;.#4#$03<7:
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#$%&'(>"#?"@)+#$%&'*(>"#?"A B@+A9
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9:6,(2,0 điểm)
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   
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    
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

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y x y
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−

______E4_______
Thí sinh không được sử dụng tài liệu. Giám thị không giải thích gì thêm.

E`)>SRRRRRRRRRRRRaGIRRRRRRRRRRRRR
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Bài 1
(2đ)
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B$Dg"&_f_(8&_f(8&f_(8&f(
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Bài 2
(2đ)
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Bài 3
Câu a
(1 đ)
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Câu b
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