[sin^(-1)2t+sin^(-1)y+sin^(2)t=pi^(2)*pi sec x],[sin x*sin x sqrt(1-x^(2))+y sqrt(1-y^(2))+2sqrt(1-2^(2))=2xy^(2)]

If sin^(-1)x+sin^(-1)y+sin^(-1)z=pi prove that x sqrt(1-x^(2))+y sqrt(1-y^(2))+z sqrt(1-z^(2))=2xyz

if,sin^(-1)x+sin^(-1)y+sin^(-1)z=pi then prove that x sqrt(1-x^(2))+y sqrt(1-y^(2))+z sqrt(1-z^(2))=2xyz

If sin^(-1)x+sin^(-1)y+sin^(-1)z=pi, prove that: x sqrt(1-x^(2))+y sqrt(1-y^(2))+z sqrt(1-z^(2))=2xyz

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

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

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 .

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 .

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

If sin^(-1) x + sin^(-1) y = pi/2 , prove that x sqrt(1-x^2) + y sqrt(1-y^2) =1 .