SOLUTION: Can you please help me solve this problem? (the square root of 18m^3)-(the square root of 72m^3)

Question 190603: Can you please help me solve this problem? (the square root of 18m^3)-(the square root of 72m^3)
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given expression.

Factor

Note: factors to and factors to

Break up the square roots.

Take the square root of 9, 36, and to get 3, 6, and "m" respectively

Multiply and recombine the roots.

Factor out the GCF

Combine like terms.

So where
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