How do I integrate $\frac{x}{1+x^3}$?
9730
Solve the integral $\int_0^\infty x/(x^3+1) dx$
24832
Integrating $\frac{1}{\sqrt{ax^2+bx+c}}$ for $a<0$
126054
calculate $\int_o^\pi \frac{x\sin x}{1+\cos^2x} \,dx$
39896
How to calculate $\int e^{\frac{x^2}{2}} \cdot x^{3} dx$?
110731
How to compute $\int_{0}^{1}\int_{0}^{1} \frac{x-y}{(x+y)^3} dxdy$
120388
Evaluate $\int\frac{1}{1+x^6} \,dx$
138968
how to integrate $\frac{1}{\sqrt{e^{2x}+e^x+1}}$
90095
Integrate $\int_0^{\infty } \frac{\cos x}{x} dx$
157931
Contour integration of $\int \frac{dx} {(1+x^2)^{n+1}}$
80736
How to integrate $\int\frac{\sqrt{1+x^2}}{x}\,\mathrm dx$
91306
Integration of $\frac{1}{\log(x)}$
145403
Stuck in integration: $\int {\frac{dx}{( 1+\sqrt {x})\sqrt{(x-{x}^2)}}}$
41416
Integrating $ \int_2^4 \frac{ \sqrt{\ln(9-x)} }{ \sqrt{\ln(9-x)}+\sqrt{\ln(x+3)} } dx. $
130736
Integrating $\int^0_\pi \frac{x \sin x}{1+\cos^2 x}$
145907
How do you evaluate this integral $\int \frac{6x^{3}+7x^2-12x+1}{\sqrt{x^2+4x+6}}dx$
67340
Integrate $\int \frac{dx}{\sqrt{\sin^3x\sin(x+\alpha)}}$
40310
How to integrate $\frac{1}{\sqrt{1+x^2}}$ using substitution?