Question

Alquém saber por favor .
$(8 + 4)x \sqrt{8} \div 2$
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Answer 1

$(8 + 4) \times \sqrt{8} \div 2 \\ (8 + 4) \times 2 \sqrt{2} \div 2 \\ (8 + 4) \times \sqrt{2} \\ 12 \sqrt{2}$