$\frac{2}{y^2-4}+\frac{3}{y^2-5y-6}+\frac{1}{y^2-y-6}$

$5xy^33-2xy^2$

$\left(x^3.x^5\right)^2$

$\lim_{x\to\infty}\left(10x\left(ln\left(x+8\right)-ln\left(x\right)\right)\right)$

$4\sin^2\left(\frac{x}{2}\right)+3\tan\left(x\right)=2$

$+5-2+3-7-1+4-6$

$\int\frac{x-6}{\left(x+3\right)\left(2x-5\right)}dx$