JEE Main 20199 Jan, Evening shiftMathematicsEasyTrigonometry118× since 2002If x = sin^−-−1(sin10) and y = cos^−-−1(cos10), then y −-− x is equal to :AOption A. 0BOption B. 10COption C. 7π\piπDOption D. π\piπCheckSkip · show solution