How to integrate $\int\frac{\sin(kx)}{e^x}dx?$
22099
Integrate $e^{ax}\sin(bx)?$
61339
Integrating trigonometric function problem $\int \frac{3\sin x+2\cos x}{2\sin x+3\cos x}dx$
89387
Integrate : $\int \frac{x^2}{(x\cos x -\sin x)(x\sin x +\cos x)}dx$
92898
How to integrate $\sqrt{1-\sin 2x}$?
518
What is the integral of $\int e^x\,\sin x\,\,dx$?
129675
How to integrate $\int \frac{1}{\sin^4x + \cos^4 x} \,dx$?
108776
How to integrate $\int \frac{ev+f}{av^2 + bv +c} dv$?
119669
Evaluate $\int \frac{1}{\sin x\cos x} dx $
80736
How to integrate $\int\frac{\sqrt{1+x^2}}{x}\,\mathrm dx$
53438
I need assistance in integrating $ \frac{x \sin x}{1+(\cos x)^2}$
3704
Evaluating the integral $\int_0^\infty \frac{\sin x} x \,\mathrm dx = \frac \pi 2$?
64480
How do I find $\int_{0}^{\infty} \frac{\sin^4 x}{x^2}\,dx$?
74241
Integrate square of the log-sine integral: $\int_0^{\frac{\pi}{2}}\ln^{2}(\sin(x))dx$
51991
What is the integral of $e^{\cos x}$
67450
How do you integrate $e^{x^2}$?
28053
Integral of $\sin(e^t)dt$
18931
Is there really no way to integrate $e^{-x^2}$?