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x2+2.56x+2.56=0
We add all the numbers together, and all the variables
x^2+2.56x+2.56=0
a = 1; b = 2.56; c = +2.56;
Δ = b2-4ac
Δ = 2.562-4·1·2.56
Δ = -3.6864
Delta is less than zero, so there is no solution for the equation
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