SOLUTION: how can i solve this problem?? this fraction is square rooted so yeahhh its 81 over 49 ?????? help please

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Question 198995: how can i solve this problem??
this fraction is square rooted so yeahhh its 81 over 49 ?????? help please
Answer by jim_thompson5910(21685) About Me  (Show Source):
You can put this solution on YOUR website!
sqrt%2881%2F49%29 Start with the given expression.


sqrt%2881%29%2Fsqrt%2849%29 Break up the root


9%2Fsqrt%2849%29 Take the square root of 81 to get 9


9%2F7 Take the square root of 49 to get 7


So sqrt%2881%2F49%29=9%2F7