If \[x\]takes non-positive permissible value, then \[{{\sin }^{-1}}x\]

1.	If \[x\]takes non-positive permissible value, then \[{{\sin }^{-1}}x\]=
A.	\[{{\cos }^{-1}}\sqrt{1-{{x}^{2}}}\]
B.	\[-{{\cos }^{-1}}\sqrt{1-{{x}^{2}}}\]
C.	\[{{\cos }^{-1}}\sqrt{{{x}^{2}}-1}\]
D.	\[\pi -{{\cos }^{-1}}\sqrt{1-{{x}^{2}}}\]
Answer» C. \[{{\cos }^{-1}}\sqrt{{{x}^{2}}-1}\]

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If \[x\]takes non-positive permissible value, then \[{{\sin }^{-1}}x\]=

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