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UPSC NDA II 2024 Mathematics Paper

Question Numbers: 81-82

Direction : Consider the following for the items that follow :

Let

f \circ g(x) = \cos^{2} \sqrt{x}

and

g \circ f(x) = \lvert \cos x \rvert

Question : 81 of 120

Marks: +1, -0

Which one of the following is f(x)?

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