SOLUTION: Solve by completing the square. X^2+x-1=0
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Question 903710: Solve by completing the square. X^2+x-1=0
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
(x+1/2)^2 -1/4 - 1 = 0
(x+1/2)^2 = 5/4
x = -1/2 ± √5 / 2
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