Question

$\int \frac{2x}{x^4-1}dx$ is equal to

$\int \frac{2x}{x^4-1}dx$ का मान है

• A. $\frac{1}{4}\ln \left|\frac{x^2-1}{x^2+1}\right|+c$
• B. $\frac{1}{2}\ln \left|\frac{x^2-1}{x^2+1}\right|+c$
• C. $\frac{1}{2}\ln \left|\frac{x^2+1}{x^2-1}\right|+c$
• D. $\frac{1}{4}\ln \left|\frac{x^2+1}{x^2-1}\right|+c$

Answer 1

The correct option is B $\frac{1}{2}\ln \left|\frac{x^2-1}{x^2+1}\right|+c$

Solution