inv-trig

Question: ${{\sin }^{-1}}\left[ x\sqrt{1-x}-\sqrt{x}\sqrt{1-{{x}^{2}}} \right]=$

1) ${{\sin }^{-1}}x+{{\sin }^{-1}}\sqrt{x}$

2) ${{\sin }^{-1}}x-{{\sin }^{-1}}\sqrt{x}$

3) ${{\sin }^{-1}}\sqrt{x}-{{\sin }^{-1}}x$

4) None of these

Solution:

Explanation: No Explanation

Inverse trigonometric functions

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