$x^2+x+2\ge0$

$\:\left(-4v-7y\right)^3$

$\frac{5}{2}4.5$

$\int_{-1}^0\left(x^{-3}sin^{-1}\left(x\right)\right)dx$

$\frac{\left(x+3\right)}{5^2}^2+\left(\frac{y-2}{4^2}\right)^2$

$\left(xy^2ze3+xyz\right)^2$

$\lim_{x\to\infty}\left(\frac{\left(-2x^2+3x-1\right)}{5-2x^2}\right)$