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माना f:(-1,1) rarr R एक ऐसा अवकलनीय फलन ...

माना `f:(-1,1) rarr R` एक ऐसा अवकलनीय फलन है जिसमे `f(0) =-1 ` तथा `f'(0) =1` है | माना g(x) `=[f(2f(x)+2)]^(2)` तो g'(0) बराबर है :

A

`4`

B

`-4`

C

`0`

D

`-2`

लिखित उत्तर

Verified by Experts

The correct Answer is:
B
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