$\frac{10x^3+10x}{5x}$

$\lim_{x\to0}\left(\frac{\left(\ln\left(x\right)^3\right)}{ln\left(sin\:x\right)}\right)$

$\frac{4n^2-9m^2}{2n-3m}$

$\lim_{x\to0}\left(\frac{x^2-\sin^2\left(x\right)}{x^2\sin\left(x\right)}\right)$

$\frac{-6x-31x+30}{x-4}$

$a^{0}\cdota^{b}$

$\int\sin^3\left(10x\right)cos^3\left(10x\right)dx$