$g\left(x\right)=4e^{8x+1}-\frac{5}{x}$

$-4\cdot2-\left(14\right)$

$2\left(9-5s\right)$

$144a^2-a^4$

$\frac{d^2y\left(t\right)}{dt^2}+a\frac{dy\left(t\right)}{dt}+by\left(t\right)=0$

$4\left(x^3+4\right)^3$

$\frac{\left(\frac{y}{x}-\frac{x}{y}\right)}{\left(\frac{\left(x+y\right)}{xy}\right)}$