MathematicsMedium66×since 2002Q4060The number of solutions of the equation sin−1[x2+13]+cos−1[x2−23]=x2{\sin ^{ - 1}}\left[ {{x^2} + {1 \over 3}} \right] + {\cos ^{ - 1}}\left[ {{x^2} - {2 \over 3}} \right] = {x^2}sin−1[x2+31]+cos−1[x2−32]=x2, for x∈\in∈[−-−1, 1], and [x] denotes the greatest integer less than or equal to x, is :A0BInfiniteC2D4Check answerSkip