If `sin^(-1)x+sin^(-1)y=(2pi)/3`, then `cos^(-1)x+cos^(-1)y` is equal to
If `sin^(-1)x+sin^(-1)y=(2pi)/3`, then `cos^(-1)x+cos^(-1)y` is equal to
If `sin^(-1)x+sin^(-1)y=(2pi)/3`, then `cos^(-1)x+cos^(-1)y` is equal to
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If `sin^(-1)x+sin^(-1)y=(2pi)/3`, then `cos^(-1)x+cos^(-1)y` is equal to
If `sin^(-1)x+sin^(-1)y=(2pi)/3`, then `cos^(-1)x+cos^(-1)y` is equal to