same rule as you post below this one
To divide powers with the same base, keep the base and subtract the exponents, so
what did you get?
Divide.
z4/5 divide by z1/2
3 answers
Z^3/3?
no,
isn't 4/5 - 1/2 = 3/10 ?
so z^(3/10)
isn't 4/5 - 1/2 = 3/10 ?
so z^(3/10)