$\left(h-1\right)\left(h+1\right)$

$1020\cdot37$

$8x-8\sin\left(x\right)$

$\left(-5\right)+\left(-9\right)-\left(-5\right)+2$

$\int_0^{0.5}\left(\frac{1}{1-x^3}\right)dx$

$\int\:e^{7t}cos\left(8t\right)dt$

$\cos\left(2x\right)\sin\left(x\right)+\sin\left(x\right)=0$