$\lim_{x\to0}\left(\frac{2x^3+2x^2+5x-3}{e^{2x}}\right)$

$\left(-2m^3-m^2+3\right)^2$

$\lim_{x\to1}\left(\frac{9sin\left(3\pi x\right)}{\cos\left(\pi x\right)+x}\right)$

$5x^3-9x-2+-3+40x^3-10x$

$9k^2-6k+1$

$\frac{w^5}{w.w^4}$

$f\left(x\right)=x^{\left(4\right)}\:\cdot\:\sqrt{\left\{4\right\}}\left(4+7x^{\left(2\right)}\left(2\right)\right)$