$16m^4-25m^2n^2+9m^4$

$\left(x^2\:y^3\right)^{-7}$

$\frac{\left(cos\theta\:\right)\left(tan\theta\:\:+sin\theta\:\right)}{sin\theta\:}=1+cos\theta\:$

$\left(\frac{m}{s^2}\cdot\frac{1}{s^2}\right)$

$-282-\left(-1348\right)$

$\left(2x+m\right)^3$

$\left(8y^1+10p^{-2}\right)\left(8y^1-10p^2\right)$