The value of

MATHEMATICS · Single correct · CBSE · Mathematics · Integrals · Integrals

Problem

The value of ∫log⁡(1−x+1+x)dx\int \log(\sqrt{1-x} + \sqrt{1+x}) dx , is equal to (1) xlog⁡(1−x+1+x)+12x−12sin⁡−1(x)+Cx \log(\sqrt{1-x} + \sqrt{1+x}) + \frac{1}{2}x - \frac{1}{2}\sin^{-1}(x) + C (2) xlog⁡(1−x+1+x)+12x+12sin⁡−1(x)+Cx \log(\sqrt{1-x} + \sqrt{1+x}) + \frac{1}{2}x + \frac{1}{2}\sin^{-1}(x) + C (3) xlog⁡(1−x+1+x)−12x+12sin⁡−1(x)+Cx \log(\sqrt{1-x} + \sqrt{1+x}) - \frac{1}{2}x + \frac{1}{2}\sin^{-1}(x) + C (4) None of the above

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