Compute $\int_0^2\frac {\arctan{x}}{x^2+2x+2}dx$
46706
Integral $\int_0^2 \frac{\arctan x}{x^2+2x+2}dx$
65337
Compute $\int_{0}^{\infty}\frac{x\sin 2x}{9+x^{2}} \, dx$
83801
Finding $\int \frac {dx}{\sqrt {x^2 + 16}}$
35861
Evaluate $\int_0^\infty\frac{\ln x}{1+x^2}dx$
69803
An elementary proof of $\int_{0}^{1}\frac{\arctan x}{\sqrt{x(1-x^2)}}\,dx = \frac{1}{32}\sqrt{2\pi}\,\Gamma\left(\tfrac{1}{4}\right)^2$
71611
Evaluating $\int\sqrt{\frac{1-x^2}{1+x^2}}\mathrm dx$
141387
Reduction Integration of $I_n=\int{\frac{x^n}{\sqrt{x^2+a^2}} dx}$
84765
Evaluating $\int_{-\infty}^{\infty}\frac{1}{(x^2+b^2)^2}dx$
88670
Evaluating $\int \frac{1}{{x^4+1}} dx$
132388
Calculate $I=\int_0^1\frac{\ln(1+x)}{1+x^2}\,dx$
140507
Integrating $\frac{\arctan x}{x\sqrt{\smash[b]{1-x^2}}}$
120168
How to calculate $\int_{0}^{\pi/2}{\{\tan(x)\}dx}$
4971
$\int_{0}^{1}\frac{1-x}{1+x}.\frac{dx}{\sqrt{x+x^2+x^3}}$
34905
Proving that $\int_0^1 \frac{\arctan x}{x}\ln\left(\frac{1+x^2}{(1-x)^2}\right)dx=\frac{\pi^3}{16}$
71982
Evaluating this integral $ \small\int \frac {x^2 dx} {(x\sin x+\cos x)^2} $
100401
Evaluate $\int \frac{1}{(x^2+1)^2}dx$
100817
Generalizing $\int_{0}^{1} \frac{\arctan\sqrt{x^{2} + 2}}{\sqrt{x^{2} + 2}} \, \frac{\operatorname dx}{x^{2}+1} = \frac{5\pi^{2}}{96}$