Question

What is the equation 3r^3/2r

Answer 1

if ya meant
$\frac{3r^3}{2r}$ then
remember
$\frac{x^m}{x^n}=x^{m-n}$

so

$\frac{3r^3}{2r}=(\frac{3}{2})(\frac{r^3}{r^1})=(\frac{3}{2})(\frac{r^2}{1})=$
$\frac{3r^2}{2}$