$\left(a^{\frac{3}{2}}-a^{\frac{-3}{2}}\right)^4$

$7\left(2m^2n-\left(-m\right)\right)$

$12m^3-\left|5m^2+m-1-\left(m^3+2m^2-3m+7\right)\right|$

$\left(3w-8\right)\left(3w-5\right)$

$\frac{\left(y\right)^'}{x}=\sqrt{x^2+9}$

$-\left(11\right)-\left(-2\left(-5\right)\right)$

$\int3\left(3x+9\right)^5dx$