$125\:\:\cdot\frac{1}{5}$

$\lim_{x\to0}\left(\frac{2e^{3x}-2}{e^{2x}-1}\right)$

$\frac{\sin\left(x-y\right)}{\cos\left(x\right)\cdot\cos\left(y\right)}$

$10-9x^2+4x=-6x^2$

$\frac{1-\cos\left(0\right)}{\sin^2\left(0\right)}$

$\int\frac{3x^3+5}{x^2-x-2}dx$