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

$\left(x-3\right)\left(x+3\right)+\left(x+1\right)^2-\left(x-1\right)^2$

$27t^4-8t$

$\left(x+3\right)e^{-x}$

$\left(3x^3-2\right)\left(-2x^4+5\right)$

$\lim_{x\to\infty}\:\frac{x}{\sqrt[3]{x^3+10}}$

$\left(7m^4+4m^2\right)+\left(6m^2-8m^4\right)$