$2x=34$

$\lim_{x\to0}\left(\frac{x^4}{e^{3x}}\right)$

$\left(4m^6+n^3\right)+\left(2n^3+3m^6\right)+\left(-n^3+2m^6\right)$

$\lim_{x\to\infty}\left(\frac{4^x\sqrt{x}}{5^x}\right)$

$\left(\frac{2}{5}n^3\:-\:\frac{3}{7}n\right)^2$

$m2+3m-10$

$3m^{-\frac{3}{2}}n^{\frac{1}{4}}f^5d^{-3}$