SOLUTION: Solve by completing the square. x2 – 4x – 60 = 0

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Question 775337: Solve by completing the square. x2 – 4x – 60 = 0
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
x%5E2-4x-60=0

x%5E2-4x%2B4+-64=0

%28x%2B2%29%5E2-64=0
%28x%2B2%29%5E2=64

Take the squareroot
(x+2)= +/- sqrt%2864%29
x=-2 +/- 8
x=-10 OR 6