$\int\frac{7}{9}\tan\left(3x^2-5\right)x\:dx$

$x\:-\:8\:=\:-5$

$\frac{\left(x\cdot\:\frac{dy}{dx}\right)}{y}+\ln\left(y\right)=x$

$log\left(3x+8\right)=log\left(4x-2\right)$

$\lim_{x\to\infty}\left(\frac{x+8}{x-4}\right)$

$\left(\frac{1}{3}a-\frac{3}{2}b\right)^2$

$\int\left(\frac{\left(x^7\right)}{\sqrt{x^8-4}}\right)dx$