SOLUTION: please help what is 6 radical 20 - 2 radical45

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Question 34645: please help
what is 6 radical 20 - 2 radical45

Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
6SQRT20-2SQRT45 OR 6*2SQRT5-2*3SQRT5 OR 12SQRT5-6SQRT5 OR 6SQRT5