$\left(x-3\right)^3\left(x-2\right)^2$

$y=e^{-ex}+x^{-e}$

$x^2y'+\cos\left(2y\right)=1$

$\lim_{x\to3}\left(\frac{x^2-10x+10}{x^2-8x+15}\right)$

$3x^2-7x-6=0$

$\left(2-\sin\left(x\right)\right)\left(-\sin\left(x\right)\right)$

$f\left(x\right)=\frac{5x}{x^{2}+1}+3\sqrt{4x+1}-11$