Does $-2 \int (\cos^2\,x-\sin^2\,x)\,\sin\,2x\,dx$ have multiple answers?
30230
Getting different answers when integrating using different techniques
127756
Integrate $\int \sin (2x) \cos (2x)\,dx$
6549
What is the integral of $\sin(\cos x)$?
108223
If $\cos x=\cos y$ and $\sin x=\sin y$ is $x=y$ or $x=2\pi,y=0$ or $x=0,y=2\pi$? $x,y\in[0,2\pi]$
55738
Evaluating $\int _0^{\frac{\pi }{2}}\:\frac{\sqrt[3]{\sin^2\left(x\right)}}{\sqrt[3]{\sin^2\left(x\right)}+\sqrt[3]{\cos^2\left(x\right)}}dx$
152336
Any hint to solve given integral $\int_0^{2{\pi}}{{d\theta}\over{a^2\cos^2\theta+b^2\sin^2\theta}}$?
148826
Integral of $ 1 \, / \, (1 + a \, \cos(x) )$
120569
Trigonometric Functions And Identities Question .
31063
Evaluating $\int_0^2(\tan^{-1}(\pi x)-\tan^{-1} x)\,\mathrm{d}x$
65093
Integrate $\int \sin^4x \cos^2x dx$
115759
Evaluating this integral : $ \int \frac {1-7\cos^2x} {\sin^7x \cos^2x} dx $
158279
$\int_0^{\pi/2}\ln(\sin(x))$?
147641
How to evaluate $\int \frac { \sin x+\cos x }{ \sin^4 x+\cos^4x}\, dx$?
155422
Evaluating $\int_{0}^{\frac{\pi}{2}}\frac{\sqrt{\sin x}}{\sqrt{\sin x}+\sqrt{\cos x}}\, \mathrm{d}x$
31922
Integral of $\sin x \cos x$ using two methods differs by a constant?
156215
Integral $\int\frac{2x^2}{2x\cos(2x)+(x^2-1)\sin(2x)} \mathrm d x$
130736
Integrating $\int^0_\pi \frac{x \sin x}{1+\cos^2 x}$