$\frac{dy}{dx}+2y=1\:,\:y\left(0\right)=2.5$

$\int\frac{\left(\cos\:\:\left(2x\right)\right)}{\left(\sin\:\left(2x\right)\right)^2+8}dx$

$\int e^x\cdot\sqrt{5+e^x}dx$

$\frac{2x^2y^3z^4}{4x^3y^5z^2}$

$\left(\frac{2}{5}x^m-\frac{5}{6}x\right)^2$

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

$16\cos\left(-x\right)\cos\left(6x\right)$