jee-main 2019 Q79

jee-main · India · session1_09jan_shift2 Standard trigonometric equations Inverse trigonometric equation

If $x = \sin^{-1}(\sin 10)$ and $y = \cos^{-1}(\cos 10)$, then $y - x$ is equal to:
(1) 10
(2) $\pi$
(3) 0
(4) $7\pi$

If $x = \sin^{-1}(\sin 10)$ and $y = \cos^{-1}(\cos 10)$, then $y - x$ is equal to:\\
(1) 10\\
(2) $\pi$\\
(3) 0\\
(4) $7\pi$