$16x^2+36$

$\left(3\sqrt{x}-\sqrt{y}\right)^3$

$\lim_{x\to-\infty}\left(\frac{6.5x^3-2x^2+x+3}{x^2+x-2}\right)$

$18\left(-2\right)^3\left(2\right)^2-11\left(-2\right)\left(2\right)$

$\int x^3\left(x^4+16\right)^6dx$

$\int\frac{\left(e^x\right)\cos\left(x\right)}{1}dx$

$19=4p-5$