Integrate $\int e^{3x}\cos{5x} \ dx$.
43484
Integration by parts: $\int e^{ax}\cos(bx)\,dx$
138968
how to integrate $\frac{1}{\sqrt{e^{2x}+e^x+1}}$
9653
Evaluate the integral $\int^{\frac{\pi}{2}}_0 \frac{\sin^3x}{\sin^3x+\cos^3x}\,\mathrm dx$.
41416
Integrating $ \int_2^4 \frac{ \sqrt{\ln(9-x)} }{ \sqrt{\ln(9-x)}+\sqrt{\ln(x+3)} } dx. $
518
What is the integral of $\int e^x\,\sin x\,\,dx$?
43699
How do I integrate $\int \frac{dx}{\sin^3 x + \cos^3 x}$?
85081
$\int_{0}^{\infty} \frac{\cos x - e^{-x}}{x} \mathrm dx$ Evaluate Integral
63137
Problem with Indefinite Integral $\int\frac {\cos^4x}{\sin^3x} dx$
130058
Evaluate $\int_0^{\pi} e^{a\cos(t)}\cos(a\sin t)dt$
89028
Evaluate the integral $\int e^{-x}x^n dx$
71742
integrate $\int_0^{2\pi} e^{\cos \theta} \cos( \sin \theta) d\theta$
65093
Integrate $\int \sin^4x \cos^2x dx$
130668
Evaluating the integral with trigonometric integrand
67450
How do you integrate $e^{x^2}$?
23685
Integrating $\int \sin^n{x} \ dx$
51488
Evaluating $\int^\pi_{-\pi} \cos^3(x) \cos(ax)~dx$
39896
How to calculate $\int e^{\frac{x^2}{2}} \cdot x^{3} dx$?