$\int\frac{3}{\left(2x+1\right)^5}dx$

$.0501-.002501$

$\int\:\frac{x^2-3x-4}{x+1}dx$

$\left(m^{\left(3\right)}+m^{\left(2\right)}-2m+1\right)^{\left(2\right)}$

$\left(m\right)^2+\left(2n^2\right)^2$

$\left(x^2-x^5\right)^2$

$\left(\frac{1}{2}a^2b^2-4b^5\right)\left(\frac{1}{2}a^2b^2+4b^5\right)$