inv-trig

Question: If $x$takes non-positive permissible value, then ${{\sin }^{-1}}x$=

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

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

3) ${{\cos }^{-1}}\sqrt{{{x}^{2}}-1}$

4) $\pi -{{\cos }^{-1}}\sqrt{1-{{x}^{2}}}$

Solution:

Explanation: No Explanation

Inverse trigonometric functions

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