$2m+n;\:m=2;\:n=3$

$\ln\left(e^{0.02}\right)$

$\frac{dy}{dx}=\left(5x+4\right)^3$

$\left(3x^4+\frac{7}{2}\right)\left(2x+\frac{3}{2}\right)$

$\frac{a^{2}+6a+5}{a+1}$

$2x+8>0$

$\lim_{x\to0}\left(\frac{sin\left(sin\:x\right)-x}{x\left(cos\left(sin\:x\right)-1\right)}\right)$