Answer:
You have to apply Indices Law :
[tex] {a}^{m} \div {a}^{n} ⇒ {a}^{m - n} [/tex]
So for this question :
[tex] \frac{ {3}^{4} }{ {3}^{6} } [/tex]
[tex] = {3}^{4} \div {3}^{6} [/tex]
[tex] = {3}^{4 - 6} [/tex]
[tex] = {3}^{ - 2} \: or \: \frac{1}{ {3}^{2} } \: or \: \frac{1}{9} [/tex]
