Sample syntax:

> int(x^2+5*sin(x),x);

> int(9/sqrt(4-3*x^2),x);

> int(9/(x^2+8*x+25), x);

> int(8*(sec(4*x))^2/(5-3*tan(4*x))^7,x);

> int(sec(x),x);

> int(x^7*sin(3*x),x);

> int(exp(-5*x)*cos(4*x),x);

> int(arcsin(x),x);

> int((tan(x))^11, x);

> int(1/(x^2-4),x);

> int(1/(x^2-1),x);

> int(1/((x-3)^2*(x+5)^3*(x^2+9)^3),x);

> int(sin(x),x=0..Pi);

> int(cos(x^3),x);

> int(sin(x^2),x);