Finding $\int \frac{dx}{(a^2\cos^2x+b^2\sin^2x)^2}$
84683
integrate $dx/(a^2 \cos^2x+b^2 \sin^2x)^2$
53438
I need assistance in integrating $ \frac{x \sin x}{1+(\cos x)^2}$
117101
Integrate $\int \frac{dx}{\sqrt{-ax^2 + bx +c}} $
65093
Integrate $\int \sin^4x \cos^2x dx$
91212
Evaluate $\int \cos^3 x\;\sin^2 xdx$
156531
Evaluating the integral $\int_{-\infty}^\infty \frac{\sin^2(x)}{x^2}e^{i t x} dx$
95403
Evaluating $\int \frac{\sec^2 x}{(\sec x + \tan x )^{{9}/{2}}}\,\mathrm dx$
60491
Evaluate $ \int_{25\pi/4}^{53\pi/4}\frac{1}{(1+2^{\sin x})(1+2^{\cos x})}dx $
117587
$\int_{0}^{1}\frac{\sin^{-1}\sqrt x}{x^2-x+1}dx$
29370
Trig integral $\int ( \cos{x} + \sin{x}\cos{x}) \, dx $
4693
what is the$ \int \sin (x^2) \, dx$?
60654
Integrate $\int_0^{2 \pi } \frac{1}{(a+b \cos^2 (x))^2} \, \mathrm{d}x$
145590
Compute the integral $\int\frac{dx}{(x^2-x+1)\sqrt{x^2+x+1}}$
125069
Help with $\int \frac 1{\sqrt{a^2 - x^2}} \mathrm dx$
6830
Find $\int\frac1x\sqrt\frac{1-x}{1+x}\ dx$
1416
closed form of $\int_{0}^{2\pi}\frac{dx}{(a^2\cos^2x+b^2\sin^2x)^n}$
71611
Evaluating $\int\sqrt{\frac{1-x^2}{1+x^2}}\mathrm dx$