下列函数中,在 [ − 1 , 1 ] 上满足罗尔定理条件的函数是( )
A.
e x " role="presentation"> e x " role="presentation"> 1 − x 2 " role="presentation"> e x e x
B.
ln | x | " role="presentation"> ln | x |
C.
1 − x 2 " role="presentation"> 1 − x 2
D.
1 1 − x 2 " role="presentation"> 1 1 − x 2