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UPSC NDA II 2023 Mathematics Solved Paper

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Consider the following for the next two (02) items that follow :

Let

f(x)=x^2-1

and

(g \circ f)(x)=x-\sqrt{x}+1

.

[NDA II 2023]

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Question : 42 of 120

Marks: +1, -0

What is

g(15)

1
2
3
4

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