SOLUTION: what is the sqare root of 64b^48?

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Question 281085: what is the sqare root of 64b^48?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
As a general rule, I can say that
sqrt%28a%2Ab%5Ec%29+=+sqrt%28a%29%2Ab%5E%28c%2F2%29
Suppose the problem was
4b%5E4
The square root is
2b%5E2 since( 2%2Ab%2Ab)x(2%2Ab%2Ab) = 4b%5E4
Your problem is
sqrt%2864b%5E48%29
sqrt%2864%29+=+8
sqrt%28b%5E48%29+=+b%5E24, so
sqrt%2864b%5E48%29+=+8b%5E24