Question

escreva numa só potência
$10 {}^{5} \times 10 {}^{ - 3} \times 10 \\ 10 {}^{ - 7} \times 10 {}^{4}$
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Answer 1

Resposta:

$10^{5} . 10^{-3} . 10^{1} . 10^{-7} . 10^{4} = 10^{(5-3+1-7+4)} = 10^{0} = 1$

Answer 2

105.10−3.101.10−7.104=10(5−3+1−7+4)=100=1