$-5\cdot3+0\cdot2$

$\left(ce+y\right)\left(2-\sqrt{y}\right)$

$\sqrt{16x^3}y$

$-76\left(-61\right)+\left(-13\right)-\left|-4+\left(-6\right)\right|$

$\left(2x-1\right)e^{-x}$

$\int x\cdot u^xdx$

$\int_{105.33}^{99.30}\left(0.0005x^5-0.25x^4+50.88x^3-5177.2x^2-263354x-5000000\right)dx$