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If y=(sin^(-1)(sinalphasinx)/(1-cosalpha...

If `y=(sin^(-1)(sinalphasinx)/(1-cosalphasinx))`, then `y'(0)` is equal to

A

1

B

`2tanalpha`

C

`((1)/(2))tanalpha`

D

`sinalpha`

Text Solution

Verified by Experts

The correct Answer is:
D
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