Differential coefficient of w.r.t is

MATHEMATICS · Single correct · CBSE · Mathematics · Continuity and Differentiability · Continuity and Differentiability

Problem

Differential coefficient of tan⁡−11−x21+x2\tan^{-1} \sqrt{\frac{1-x^2}{1+x^2}} w.r.t cos⁡−1(x2)\cos^{-1}(x^2) is (a) 12\frac{1}{2} (b) −12-\frac{1}{2} (c) 1 (d) 0

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