Teaching DSSSB TGT Mock Test 2025 Mathematics Trigonometry Inverse Trigonometric Functions

If \(\rm \sin^{-1} x + \cos^{-1} y = \frac{3\pi}{4}\) and \(\rm \cos^{-1} x + \sin^{-1} y = x\) then x is equal to?

1
\(\frac{3\pi}{2}\)
2
\(\frac{\pi}{4}\)
3
\(\frac{3\pi}{4}\)
4
\(\frac{\pi}{2}\)
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