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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)=\sqrt{2-x}+\sqrt{2+x}

.

[NDA II 2023]

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Question : 55 of 120

Marks: +1, -0

What is the domain of the function?

$(-2,2)$
$[-2,2]$
$R-(-2,2)$
$R-[-2,2]$

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