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Let f:R to R and h:R to R be differentia...

Let `f:R to R` and `h:R to R` be differentiable functions such that `f(x)=x^(3)+3x+2,g(f(x))=x and h(g(x))=x` for all `x in R`. Then, h'(1) equals.

A

`g'(2)=(1)/(15)`

B

`h'(1)=666`

C

`h(0)=16`

D

`h(g(3))=36`

Text Solution

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The correct Answer is:
b,c
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