$\left(x^3+\:5x^2\:+\:14x\:+\:35\right)\:\:\left(x\:+\:4\right)$

$\frac{dy}{dx}=8y\left(6-y\right)$

$4x^3\:+\:4x^2\:+\:x$

$\left(m^2+y^2\right)^2$

$\left(-35\right)\cdot\left(+10\right):\left(-7\right)\cdot4$

$\int\left(x\left(x^2-9\right)^5\right)dx$

$\frac{dx}{dy}=2xe^{-y}$