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  4. If x = sin-1( sin 10) and y = cos-1 ( cos 10), then y-x is equal to:

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Q. If $x = \sin^{-1}(\sin 10)$ and $y = \cos^{-1} (\cos 10)$, then y-x is equal to:

JEE MainJEE Main 2019Inverse Trigonometric Functions

Solution:

Correct answer is (a) $\pi$

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