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

For problems Let `cos^(-1)(4x^(3)-3x)=a+bcos^(-1)x`
If `x in [-1/2, 1/2],` then the principal value of `sin^(-1)(sin""a/b)`

A

`-pi/3`

B

`pi/3`

C

`-pi/6`

D

0

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The correct Answer is:
A
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