$38,542\:-\:38,457\:\:\:\:$

$\left(\sqrt{2}x+\left(\frac{\left(3\sqrt{2}\right)}{4}\right)\right)^2$

$\left(a-b\right)\left(a^2-ab-b^2\right)$

$\sin\left(x+270\right)$

$5x^2y-2x-9;\:x=-3;\:y=1$

$\int_{\pi}^{2\pi}\left(2-\left(2\cos\left(x\right)+2\right)\right)\left(2\cos\left(x\right)\right)dx$

$\int3x^{-1}dx$