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函数的极值点是
A.x=0
B.x=1
C.x=0或x=1
D.x=0或x=-1
A.x=1 B.x=-1 C.x=1或-1或0 D.x=0
函数f (x) = (x2-1)3+2的极值点是( )
A、x=2 B、x=-1 C、x=1或-1或0 D、x=0
函数f(x)=(x2-1)3+2的极值点是( )
(A)x=1 (B)x=-1
(C)x=1或-1或0 (D)x=0
函数y=+2的极值点是
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