$8x^2-2x+10\:con\:3x^2+x-3\:$

$cos\left(2\theta\:\right)=\frac{1}{\sqrt{2}}$

$-9a^2-12ab+15ab^3b^2-24ab^3$

$x^2+3xy\:e^{\frac{x}{y}}$

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

$\int_{y^2+1}^2\left(y^2\right)dx$

$\int_0^{\infty}\left(\frac{4}{\left(16+x\right)\sqrt{x}}\right)dx$