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Câu 1 )
2 4 3 2 1 7 7 x y mz x m y z x m y z m Câu 2 ) 3
2 : f P x , 2 , , 2 f a b c ax bc x bc Cho Bu11, 2, 1 ; u2 1, 0, 0 ; u3 1, 0, 1 3
2 2 1 , 2 1 , 3 1 E v x v x v x x P x 2 3 1 , A u f u x p pP x a ker f b f ,E c 3
, Câu 3 (2 )
2 3 0 3 2 0 0 0 4 A a
b 2 2 2 1, 2, 3 2 1 2 2 4 3 6 1 2 f x x x x x x x x
c T 2013 g x X A X
Câu 4 )
Trang 2
Câu 5 )
p19,q7
5 e M 05
4 C Câu 6 ) 13, ,
:
13 , : x y x y x y x y x y ) 8 13