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Solve tan^(-1) sqrt( x^(2) + x) + sin^(-...

Solve `tan^(-1) sqrt( x^(2) + x) + sin^(-1) sqrt( x^(2) + x + 1) = sin^(-1) 1`.

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The correct Answer is:
`0-1`
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ARIHANT PUBLICATION-SAMPLE PAPER 4-Short Answer Type Questions
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  4. Using properties of determinants, prove the following abs{:(a^2, bc, a...

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  11. If y sqrt( 1 - x^(2) ) + x sqrt ( 1 - y^(2) ) = 1, prove that (dy)/( d...

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