SOLUTION: what is square root of 13 over 28?

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Question 254082: what is square root of 13 over 28?
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
sqrt(13/28)
=sqrt(13)/sqrt(7*4)
=sqrt(13)/2sqrt(7)
=sqrt(13)/2sqrt(7) * sqrt(7)/sqrt(7) so an irrational number wont be in the denominator.
=sqrt(91)/14
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Ed