SymPy Gamma logo SymPy Gamma

integrate (x*sin (3*x),x)
integrate(x*sin(3*x), x)
plot(-x*cos(3*x)/3 + sin(3*x)/9)
solve(-x*cos(3*x)/3 + sin(3*x)/9, x)
diff(-x*cos(3*x)/3 + sin(3*x)/9, x)
series(-x*cos(3*x)/3 + sin(3*x)/9, x, 0, 10)
See what Wolfram|Alpha has to say.

Experiment with SymPy at SymPy Live.