$3.2^3\:+\:3.2^2\:-\:3.2\:-\:20\:$

$\ln\left(x^{10}\right)-\ln\left(x^4\right)=6$

$\left(-5\right)^2-\:30$

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

$\left(\frac{\left(-2+3\right)}{\left(-2+2\right)^2}\right)$

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

$\int_{-2}^2\left(e^{-x}\right)dx$