Question

simplificando o radical 3√8 - 7√50 obtemos??

Answer 1

$3 \sqrt{2 \times {2}^{2} } \\ 2 \times 3 \sqrt{2 } \\ 6 \sqrt{2}$

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$7 \sqrt{2 \times {5}^{2} } \\ 5 \times 7 \sqrt{2 } \\ 35 \sqrt{2}$