SOLUTION: what is 4√140 in simplest radical form?

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Question 252570: what is 4√140 in simplest radical form?
Answer by drk(1908) About Me  (Show Source):
You can put this solution on YOUR website!
FIrst ideally w want to break our sqrt(n) into a prime x a square.
sqrt(140) = 4 x 35
4 sqrt(140) = 4*sqrt(4x35) = 8sqrt(35)