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Which of the following is a rational num...

Which of the following is a rational number ?

A

`sin(tan^(-1)3+tan^(-1)""1/3)`

B

`cos(pi/2-sin^(-1)""3/4)`

C

`log_(2)(sin(1/4sin^(-1)""sqrt(63)/8))`

D

`tan(1/2cos^(-1)""sqrt(5)/3)`

Text Solution

Verified by Experts

The correct Answer is:
A, B, C
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