$\int-5e^{14k}dk$

$\left(\frac{4}{5}x+\frac{3}{4}y+\frac{4}{3}z\right)+\left(\frac{7}{5}x-\frac{7}{4}y+\frac{5}{3}y\right)$

$50\:=-5\:\left(-4\:+k\:\right)$

$3\left(-8\right)+\left(-3\right)\left(-12+10\right)$

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

$\lim_{x\to1}\left(\frac{n^2}{2^n}\right)$

$\left(x^2-\:5x\right)^2+\:10\left(x^2-\:5x\right)\:+\:24$