$-3\left(q+4\right)$

$\frac{dy}{dx}\cdot\cos\left(x\right)=\sin\left(x\right)\cdot y+\cos\left(x\right)$

$-\frac{2m^2n^6}{2mn^4}$

$\int\frac{\left(7-4x\right)}{\left(5x^2-9x-2\right)}dx$

$18x^4y^2-7x^4y^2$

$\int\frac{26u-34+2u^2}{\left(u+2\right)\left(u-4\right)}du$

$\int x\cdot\sqrt{3-5x}$