SOLUTION: please help me simplify this radical √90

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Question 382923: please help me simplify this radical √90
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
sqrt%2890%29
factor number inside radical to prime factors:
sqrt%283%2A3%2A2%2A5%29
pull out "pairs":
3%2Asqrt%282%2A5%29
3%2Asqrt%2810%29