Question

Write as a power of three

Answer 1

^3

Answer 2

\[\frac{ 9^x }{ 3^{1-x} }\]

Answer 3

I know that \[9^x = 3^{2x}\]
but am uncertain how to continue

Answer 4

Another rule of exponents is \[\large \dfrac{1}{x^{(n)}} = x^{-(n)}\]

Answer 5

You can take the \[\large\dfrac{1}{3^{(1-x)}}\] and re-write it as \[\large 3^{-(1-x)}\]