If y = (1 + x 2 ) tan –1 x – x, then dy dx is equal to
Mathematics · JEE Main · NTA Exams — Limit, Continuity and Differentiability
If y = (1 + x2) tan–1 x – x, then \(\frac{\mathrm{dy}}{\mathrm{dx}}\) is equal to
- tan–1 x
- 2x tan–1 x
- 2x tan–1 x – 1
- \(\frac{2 x}{\tan ^{-1} x}\)
Answer
(B) 2x tan –1 x
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