Fill in the blanks:The set of values of sec-1 (1/2) is _________. – InterviewSolution

1.

Fill in the blanks:The set of values of sec-1 (1/2) is _________.

Answer»

The set of values of sec^-1 (1/2) is ɸ.

Domain of sec^-1 x is R – (-1,1).

As, -1/2 is outside domain of sec^-1 x.

Which means there is no set of value of sec^-1 1/2.

So, the solution set of sec^-1 1/2 is null set or ɸ.

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