Question 483703
how do you simplify a radical fraction that has 18^2 on top and z^3 on the bottom,
Assume you mean:
{{{sqr(18^2/z^3)}}}
which can be factored
{{{sqr((18*18)/(z^2*z))}}}
Extract the square root from the perfect squares
{{{18/z}}}*{{{sqrt(1/z)}}}