$\int tan^2\left(x\right)cos^2\left(x\right)dx$

$2\left(5-5x^2\right)=5$

$\frac{\left(2sin^2x+cos2x\right)}{cscx}$

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

$9x^2+24x+1$

$xy'\:=\:-x-y$

$\int\left(\frac{10x+9}{\left(20x^2+36x\right)^7}\right)dx$