Answer
$6m^{3}$
Work Step by Step
Step 1: $\sqrt {18m^{5}}\times\sqrt {2m}$
Step 2: $\sqrt {18m^{5}\times2m}$
Step 3: $\sqrt {36m^{6}}$
Step 4: $\sqrt {36}\times\sqrt {m^{6}}$
Step 5: $6\times m^{3}=6m^{3}$
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