Question

help...

Answer 1

whenever you flip a base over the fraction bar is goes opposite

Answer 2

it looks like they want you to work out the flips as you go along

Answer 3

so would the first box be x^n ?

Answer 4

no, x^-n = 1/x^n soo
\[\frac{1}{x^{-n}}=\frac{1}{1/x^n}\]

Answer 5

\[\frac{1}{1/x^n}=1\div \frac{1}{x^n}\]
\[1\div \frac{1}{x^n}=1*x^n\]
\[1*x^n=x^n\]
therefore:\[\frac{1}{x^{-n}}=x^n\]