Question

how do I write this with positive exponents?

z^-2
-----
z^-3

Answer 1

would it be

1
____
Z

Answer 2

\[\Large
x^{-\color{red}a}=\frac{1}{x^\color{red}a}
\]

Answer 3

ok so would it be \[1\]

Answer 4

1 over Z

Answer 5

\[\Large
\frac{z^{-2}}{z^{-3}} = \frac{1}{z^{2}z^{-3}} = \frac{1}{z^{-1}} = \frac{1}{\frac{1}{z}}=z
\]

Answer 6

ok great thank you!