Evaluate : $\int \frac{x^2}{(x\sin x +\cos x)^2} \, dx$
71982
Evaluating this integral $ \small\int \frac {x^2 dx} {(x\sin x+\cos x)^2} $
37097
Integral $\int \frac{\sqrt{\sin x}}{\sqrt{\sin x} + \sqrt{\cos x}} dx$
118701
Evaluate $\int_{0}^{\frac{\pi }{2}}\frac{x dx}{\sin x +\cos x}$
43699
How do I integrate $\int \frac{dx}{\sin^3 x + \cos^3 x}$?
140386
Integrate $\int {\dfrac{x^2+\left(n-1\right)n}{\left(x\sin x+n\cos x\right)^2}}dx $
125735
How do I evaluate $\int_{1/3}^3 \frac{\arctan x}{x^2 - x + 1} \; dx$?
117113
Integration of $x^2 \sin(x)$ by parts
114195
Evaluating $\int_0^\infty \frac{\log (1+x)}{1+x^2}dx$
117587
$\int_{0}^{1}\frac{\sin^{-1}\sqrt x}{x^2-x+1}dx$
126054
calculate $\int_o^\pi \frac{x\sin x}{1+\cos^2x} \,dx$
130668
Evaluating the integral with trigonometric integrand
35861
Evaluate $\int_0^\infty\frac{\ln x}{1+x^2}dx$
104094
Integral of $\frac{1}{(1+x^2)^2}$
61339
Integrating trigonometric function problem $\int \frac{3\sin x+2\cos x}{2\sin x+3\cos x}dx$
88670
Evaluating $\int \frac{1}{{x^4+1}} dx$
45872
Integration: $\int\frac{1}{(x^2+x+1)^{1/2}} dx$
26096
Evaluating $\int \frac{\sin{x}+\cos{x}}{\sin^4{x}+\cos^4{x}} \mathrm dx$