$\left(-\:4c\:-\:5d\right)^2$

$\frac{dy}{dx}=9.8-2y$

$2x^2-y^2+14=0$

$1\left(ab\right)^8+8\left(ab\right)^4\left(2a\right)^4+28\left(ab\right)^4\left(2a\right)^4+56b$

$\left(x+2\right)\left(x+3\right)=8$

$\frac{dy}{dx}=\frac{2-e^x}{3+2y}$

$\left(-2+2\right)\left(3+3\right)$