SOLUTION: 5 times the square root of 72 minus 3 times the square root of 98

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Question 362081: 5 times the square root of 72 minus 3 times the square root of 98
Answer by checkley77(12569) About Me  (Show Source):
You can put this solution on YOUR website!
5*sqrt72-3*sqrt98
5*sqrt(2*36)-3sqrt(2*49)
5*6sqrt(2)-3*7sqrt(2)
30sqrt(2)-21sqrt(2)
(30-21)sqrt(2)
9sqt(2) ans.