SOLUTION: please help me with this equation: i need it simplified 5squrt18

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Question 9122: please help me with this equation: i need it simplified 5squrt18
Answer by mrduffner(11) About Me  (Show Source):
You can put this solution on YOUR website!
To simplify a square root, break it down into a rational part and an irrational part.
5sqrt%2818%29 simplifies to 5%2Asqrt%289%29%2Asqrt%282%29. Then we simplify root 9 to 3. When we multiply 3 and 5, we get 15sqrt%282%29 (15 roots of 2). Hope this helped.