Question

Aplicando as propriedades das potencias simplifique as expressoes

Answer 1

A)$\frac{2^8.2 ^{18} }{2^{21}} \\ 2^{26-21} \\ 2^7$
B)$\frac{3^9.3^{12}.3^{-7}}{3^{-1}.3^{10}} \\ \\ 3^{14-9}=3^5$