$\left(8+12i\right)^2$

$y-14y-32$

$55+275$

$t^2+7t$

$\left(-8\right)-\left(-1\right)-\left(+3\right)+\left(-5\right)+\left(+9\right)$

$\left(5\left(9\right)-4\left(2\right)\right)\left(3\left(7\right)+8\left(\frac{1}{2}\right)\right)$

$\int\:\sqrt[3]{x}\left(x+1\right)dx$