$\left(-2.^3\right).\left(-5.\right).\left(-3.^2\right)$

$3x\:-\:2y^2p\:x\:5$

$\frac{d}{dx}3x^2+3y=4x-5y^2$

$\left(t+\frac{w}{2}\right)^2$

$\sqrt{3m}^2$

$\left(-2x+1\right)^{2\:}\left(2-\sqrt{y}\right)$

$\lim_{x\to1}\left(\frac{1}{3-x}-\frac{4x}{\left(3-x\right)\left(3+x\right)}\right)$