Integration of this integral using parts
22099
Integrate $e^{ax}\sin(bx)?$
41416
Integrating $ \int_2^4 \frac{ \sqrt{\ln(9-x)} }{ \sqrt{\ln(9-x)}+\sqrt{\ln(x+3)} } dx. $
16406
Step-by-step definite integration
32312
Evaluating the integral $\int \frac{x^2+x}{(e^x+x+1)^2}dx$
83488
Integrating $\ln x$ by parts
104094
Integral of $\frac{1}{(1+x^2)^2}$
141024
Generalising integration by parts for the product of more than two functions
45872
Integration: $\int\frac{1}{(x^2+x+1)^{1/2}} dx$
23685
Integrating $\int \sin^n{x} \ dx$
148613
Integrate $\int_{0}^{1}{x^{-x}(1-x)^{x-1}\sin{\pi x}dx}$
107947
Constants of integration in integration by parts
98757
Solving an integral with substitution method
137648
What is the mistake in doing integration by this method?
129318
Integrate via substitution and derivation rule
98678
Finding the following definite and indefinite integrals
122395
Integrating $\sec\theta\tan^2\theta d\,\theta$
47779
Why does this integral have a complex component?