SOLUTION: 6-\/20 over 2 How do I do this problem? Thanks in advance! ac

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Question 57325: 6-\/20 over 2
How do I do this problem?
Thanks in advance!
ac
Answer by funmath(2933) About Me  (Show Source):
You can put this solution on YOUR website!
Hi ac,
%286-sqrt%2820%29%29%2F2 Notice that 4*5=20 and 4 is a perfect square (2*2=4)
%286-sqrt%284%29%2Asqrt%285%29%29%2F2
%286-2%2Asqrt%285%29%29%2F2
2%283-sqrt%285%29%29%2F2
cross%282%29%283-sqrt%285%29%29%2Fcross%282%29
highlight%283-sqrt%285%29%29
Happy Calculating!!!