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If x=sin^(-1) k, y=cos^(-1) k, -1 le k l...

If `x=sin^(-1) k, y=cos^(-1) k, -1 le k le 1`, then the correct relationship is :

A

x+y=2

B

x-y=2

C

`x+y=(pi)/(2)`

D

`x-y=(pi)/(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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