If `sin^(-1)x+sin^(-1)y=(pi)/(2), "then" cos^(-1)x+cos^(-1)y`  is equal to
Channel: Doubtnut
Date: 24/05/2020

If `sin^(-1)x+sin^(-1)y=(pi)/(2), "then" cos^(-1)x+cos^(-1)y`  is equal to