$\left(\frac{2}{3}x^2-\frac{1}{4}y^2+\frac{3}{5}xy\right)\left(2y-\frac{3}{2}x\right)$

$\left(3x+6\right)\left(2x-7\right)$

$\frac{dy}{dx}=\frac{\left(x-1\right)}{y-1}$

$\left(x-1\right)y'+2x^3=0$

$13\left(\:sin^2\:\theta\:\right)+\:14\left(cos^2\:\theta\:\right)=13+\:cos^2\:\theta\:$

$10a^7b^{-\frac{5}{3}}c^{\frac{1}{2}}$

$-16t^2+64t+160$