1.

If \(\sin \left( {{{\sin }^{ - 1}}\left( {\frac{1}{5}} \right) + {{\cos }^{ - 1}}x} \right) = 1\) then find the value of x ?

A. 1
B. \(\frac{1}{5}\)
C. 5
D. None of these
Answer» C. 5


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