how does one integrate $\int \sin(2x)\cos(4x)dx$
51787
Evaluate $\int \cos(3x) \sin(2x) \, dx$.
90313
Integrate $\int_0^\pi{{x\sin x}\over{1+\cos^2x}}dx$.
136385
Integrate $ \int_{0}^{\frac{\pi}{4}}\tan^{-1}\left(\frac{\sqrt{2}\cos3 \phi}{\left(2\cos 2 \phi+ 3\right)\sqrt{\cos 2 \phi}}\right)d\phi$
89387
Integrate : $\int \frac{x^2}{(x\cos x -\sin x)(x\sin x +\cos x)}dx$
29370
Trig integral $\int ( \cos{x} + \sin{x}\cos{x}) \, dx $
64417
Integration of $\int \frac{x^2+20}{(x \sin x+5 \cos x)^2}dx$
96436
About integrating $\sin^2 x$ by parts
24808
How to evaluate the integral $\int \sqrt{1+\sin(x)} dx$
92898
How to integrate $\sqrt{1-\sin 2x}$?
48408
Definite Integral of $\sin(\sin x)$
130668
Evaluating the integral with trigonometric integrand
156485
How to evaluate $\int_{0}^{2\pi}e^{\cos \theta}\cos( \sin \theta) d\theta$?
39697
Integration of $e^{ax}\cos bx$ and $e^{ax}\sin bx$
140386
Integrate $\int {\dfrac{x^2+\left(n-1\right)n}{\left(x\sin x+n\cos x\right)^2}}dx $
129675
How to integrate $\int \frac{1}{\sin^4x + \cos^4 x} \,dx$?
42992
How do I integrate the following? $\int{\frac{(1+x^{2})\mathrm dx}{(1-x^{2})\sqrt{1+x^{4}}}}$
20016
How to integrate $\int_0^{\pi/2}\frac{\sin^nx}{\sin^nx+\cos^nx}dx$?