$\frac{-x^3-6x^2+9x+8}{x+7}$

$\left(-2\right)\left(-4\right)\left(-7\right)$

$2\cdot\cos^2x+\sin^2x+\sin^2x\cos^2x=1$

$\frac{d}{dx}\left(5^y\cdot y^7\right)$

$\int\frac{2}{\left(x^2+5\right)\left(x^2+2\right)^2}dx$

$\left(\frac{-5^{-3}}{2}\right)^{-2}$

$\frac{3x^2+25x+24}{x+7}$