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Question 1
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The value of $\displaystyle \int_{0}^{\sin^2 x} \sin^{-1}\sqrt{t} dt + \int_{0}^{\cos^2 x} \cos^{-1}\sqrt{t} dt$ is:
A.
$\dfrac{\pi}{4}$
B.
$ \dfrac{\pi}{2}$
C.
1
D.
None of these
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