$\log\left(5+x\right)-\log\left(x-2\right)=\log\left(2\right)$

$\left(8ab\:+7c\right)\:\left(8ab\:-\:7c\right)$

$\frac{\left(+6\right).\left(-9\right)}{\left(-3\right)}$

$2x^3+4x^2-8x-6$

$\int\left(\frac{x^2}{\sqrt{14-x^2}}\right)dx$

$\left(50x^3y^{10}\right)^0$

$\int\:\frac{x^3}{x-2}dx$