Question

m) (
$m)( \sqrt{5 + 3)} ( \sqrt{5 - 3)}$
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Answer 1

Supondo que a equação é:

$(\sqrt{5+3})(\sqrt{5-3})=(\sqrt{8} )(\sqrt{2})=\sqrt{8}*\sqrt{2} =\sqrt{16}=\sqrt[2]{2^4}=2^2=4$