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Of the solution of equation "sin"(tan^(-...

Of the solution of equation `"sin"(tan^(-1)x)=sqrt(4-["sin"(cos^(-1)x)+"cos"(sin^(-1)x)]^2)` is `a ,` then `sin^(-1)a+cos^(-1)a=pi/2` `2sin^(-1)a+cos^(-1)a=pi/2` `sin^(-1)a+3cos^(-1)a=(3pi)/2` `tan^(-1)a+cos^(-1)a=pi/2`

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