Answer:
3^6 i think
Step-by-step explanation:
[tex]7)3^{2}*3^{4}=3^{2+4}=3^{6}\\\\8)\frac{4^{10}}{4^{2}}=4^{10-2}=4^{8}\\\\9)4^{3}*4^{-6}=4^{3-6}=4^{-3}=\frac{1}{4^{3}}[/tex]
