Question:medium
If \(\sec^{-1}x = \csc^{-1}y\), then \(\cos^{-1}(1/x) + \cos^{-1}(1/y)\) is equal to
If \(\sec^{-1}x = \csc^{-1}y\), then \(\cos^{-1}(1/x) + \cos^{-1}(1/y)\) is equal to
Show Hint
\(\sin^{-1}\theta + \cos^{-1}\theta = \pi/2\) for \(\theta \in [-1, 1]\).
Updated On: Apr 7, 2026
- \(\pi\)
- \(\pi/4\)
- \(-\pi/2\)
- \(\pi/2\)
Show Solution
The Correct Option is D
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