SOLUTION: I need help solving a complicated racial (sqrt(5) - sqrt(10)) / (sqrt(5) + sqrt(10))

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Question 737182: I need help solving a complicated racial
(sqrt(5) - sqrt(10)) / (sqrt(5) + sqrt(10))
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
%28sqrt%285%29+-+sqrt%2810%29%29+%2F+%28sqrt%285%29+%2B+sqrt%2810%29%29
multiply top and bottom by %28sqrt%285%29+-+sqrt%2810%29%29

factor denominator to difference of two squares
%28sqrt%285%29+-+sqrt%2810%29%29%5E2%2F%285-10%29
%285-2sqrt%2815%29%29%2F-5