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JEE MATHEMATICS MCQ: FUNCTIONS

1 Hard

1 of 1

Analyzing +4 | -1

If

f\left( x \right) = \sqrt {\cos \left( {\sin x} \right)} + \sqrt {\sin \left( {\cos x} \right)} ,

then range of

f\left( x \right)

is

View answer and explanation

Correct option: B

\left[ {\sqrt {\cos 1} ,1 + \sqrt {\sin 1} } \right]

Option D (None of these) is incorrect. The correct range is

\left[ {\sqrt {\cos 1} ,1 + \sqrt {\sin 1} } \right]

.

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