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Let cos^(-1)(4x^(3)-3x)=a+b cos^(-1)x ...

Let `cos^(-1)(4x^(3)-3x)=a+b cos^(-1)x`
Q. If `x in [-(1)/(2), (1)/(2)]`, then `sin^(-1)("sin"(a)/(b))` is :

A

`-(pi)/(3)`

B

`(pi)/(3)`

C

`-(pi)/(6)`

D

`(pi)/(6)`

Text Solution

Verified by Experts

The correct Answer is:
A
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