$\sqrt[5]{6.72}$

$\lim_{x\to\infty}\:sen\left(x\right)^{\tan\left(x\right)}$

$x^2+7x-8=0$

$9x^2+49x+36$

$\lim_{x\to1}\left(\frac{1-x^2}{\left(1+x^2\right)-\left(1+x^2\right)}\right)$

$\int x\left(3x-7\right)^2dx$

$\log\left(12\right)=\log\left(2\right)+\log\left(x-2\right)$