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Let f(x)=(1+sinx)(2+sin^(2)x)…+(n+sin^(n...

Let `f(x)=(1+sinx)(2+sin^(2)x)…+(n+sin^(n)x)` then f'(0) is equal to

A

1

B

n!

C

`n!//2`

D

n

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The correct Answer is:
B
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