Agniveer Vayu or IAF Group X 12 July 2021 Shift 3 Paper

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Question : 39 of 70

Marks: +1, -0

$∫ _{0}^{1}\;{1}/{1\;+\;x^{2}}dx = $

$\;{π\;}/{4}$
0
$\;{π\;}/{2}$
$\;{π\;}/{3}$

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