$3x+1.5\left(2x+8\right)$

$4^2-2^2$

$\left(45-18+81\right)$

$\lim_{x\to\infty}\left(\frac{\left(e^{\left(-0.1\left(x+1\right)^{0.5}\right)}\right)}{\left(e^{\left(-0.1\left(x\right)^{0.5}\right)}\right)}\right)$

$\int x^2\left(3-2x\right)dx$

$10m^2-5m$

$\frac{1}{9}m^6-1$