Question
Multiply: $3\sqrt{8}$ by $3\sqrt{2}$
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Answer
$3\sqrt{8}$ by $3\sqrt{2}$ $3\sqrt{8}\times3\sqrt{2}=3\times3\times\sqrt{8}\times\sqrt{2}$ $=9\times\sqrt{8\times2}$ $=9\times\sqrt{2\times2\times2\times2}$ $=(9\times2\times2)=36$
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