Help my homework: $\int_0^1\int_{0}^1\frac{x^2-y^2}{(x^2+y^2)^2}dy\, dx$
108076
How to Double integrals
32312
Evaluating the integral $\int \frac{x^2+x}{(e^x+x+1)^2}dx$
89499
Evaluating the integral $\int_0^{\frac{\pi}{2}}\log\left(\frac{1+a\cos(x)}{1-a\cos(x)}\right)\frac{1}{\cos(x)}dx$
29886
How to evaluate $\int_0^1\int_0^1 \frac{1}{1-xy} \, dy \, dx$ to prove $\sum_{n=1}^{\infty} \frac{1}{n^2}=\frac{\pi^2}{6}$.
100401
Evaluate $\int \frac{1}{(x^2+1)^2}dx$
99753
How to prove $\int_0^1\frac{1-x}{(\ln x)(1+x)}\ dx=\ln\left(\frac2{\pi}\right)$?
110731
How to compute $\int_{0}^{1}\int_{0}^{1} \frac{x-y}{(x+y)^3} dxdy$
132383
Evaluate the integral $\int_{-1}^1\frac{dx}{(e^x+1)(x^2+1)}$.
70013
How to calculate $\int \frac{x^2 }{(x^2+1)^2} dx$?
21375
The integral $\int_0^\infty \dfrac{x \sin(x)}{x^2+1} dx$
53519
Finding $\int_0^1{\frac{x^4(1-x)^4}{1+x^2}}dx$
150809
Compute $ \int_0^1\frac{\ln^2(1+x)}{1+x^2}\, dx$
132452
Integral $\int_{\frac{1}{2}}^1 \frac{\ln x}{\sqrt{x^2+1}}dx$
105260
How to integrate $\int\sqrt{x^2+1}dx$
93205
Compute: $\int_{0}^{1}\frac{x^4+1}{x^6+1} dx$
149341
Help me evaluate $\int_0^1 \frac{\log(x+1)}{1+x^2} dx$
91821
Integral of type $\displaystyle \int\frac{1}{\sqrt[4]{x^4+1}}dx$