_ 0 ^ x d x (1+x) (1+x^ 2 ) is equal to
Mathematics · JEE Main · NTA Exams — Integral Calculus
\(\int_{0}^{\infty} \frac{x d x}{(1+x)\left(1+x^{2}\right)}\) is equal to
- \(\frac{\pi}{2}\)
- 2
- 1
- \(\frac{\pi}{4}\)
Answer
(D) 4
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