Question:
If $0
Solution:
$\sin ^{-1}(\cos x)+\cos ^{-1}(\sin x)$
$=\sin ^{-1}\left[\sin \left(\frac{\pi}{2}-x\right)\right]+\cos ^{-1}\left[\cos \left(\frac{\pi}{2}-x\right)\right]$
$=\frac{\pi}{2}-x+\frac{\pi}{2}-x$
$=\pi-2 x$
If $0
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