$\left(8x+2\right)\left(3x-2\right)$

$\frac{5x}{2}\left(7x^2-4y+8z\right)$

$\frac{5x^2+2x-1}{x-4}$

$\ln\left(y\right)=\ln\left(\sin\left(3x\right)^{1+7x}\right)$

$\int\frac{1}{\left(\sqrt{64-16x^2}\right)^3}dx$

$\lim_{x\to\frac{\pi}{2}}\left(\frac{\sin\left(\frac{3\pi}{2}-x\right)}{x^2}\right)$

$8h\:+\:9\:+\:13s\:+\:3$