SOLUTION: what is the square root of 18 simplify

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Question 695330: what is the square root of 18 simplify
Answer by Shana-D77(132) About Me  (Show Source):
You can put this solution on YOUR website!
The square root of 18 is the same as the square root of 2*9.
That is the same as (sqrt 9)(sqrt 2). Since 9 is a square number and its swuare root is 3, then you can take a 3 out of the square root sign. So, your problem simplifies to 3sqrt2.