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\\sin \\alpha

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\\cos \\alpha

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\\sin(\\pi - \\alpha)

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Q.If cos⁡−1(x)+cos⁡−1(y)=α\cos^{-1} (x) + \cos^{-1} (y) = \alphacos−1(x)+cos−1(y)=α, then sin⁡(cos⁡−1x)sin⁡(cos⁡−1y)\sin(\cos^{-1} x) \sin(\cos^{-1} y)sin(cos−1x)sin(cos−1y) equals

Correct Answer: Option A

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Q.If $\cos^{-1} (x) + \cos^{-1} (y) = \alpha$ , then $\sin(\cos^{-1} x) \sin(\cos^{-1} y)$ equals