If sin^(-1) x + sin^(-1) y + sin^(-1) z ...

If `sin^(-1) x + sin^(-1) y + sin^(-1) z = pi" , prove that " x sqrt(1-x^(2) ) + y sqrt(1 - y^(2)) + zsqrt( 1 - z^(2)) = 2 xyz`.

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The correct Answer is:

`=2xyz`

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