Question

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Answer 1

Resposta:

$a) \frac{(2^{2})^{3}.(2^{5})^{4}.2^{-20}}{2^{-3}.2^{11}}=2^{-2}$

$b) \frac{5^{30}.7^{-10}}{5^{21}.7^{-12}}=5^{9}.7^{2}$

$c) \frac{3^{18}.4^{-6}}{3^{16}.4^{-8}}=3^{2}.4^{2}$

$d) \frac{10}{10^{4}}=10^{-3}$

$e) \frac{(10^{-2})^{5}.10^{8}}{10^{11}}.10^{-9}=10^{-22}$