$\int x\left(8x^2+8\right)^6dx$

$\frac{\tan\left(x\right)}{\sec x-1}$

$\sqrt{0.44444444444444444444444444444444}$

$\int x\left(1-5x^2\right)dx$

$\left(-\frac{1}{2}x^3+\frac{2}{3}x\right)^3$

$\frac{d}{dx}\pi-x$

$\left(4xy-6x^2y^2\right)dx+\left(2x^2-4x^3y\right)dy=0$