(2x^2)+2=4x

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Solution for (2x^2)+2=4x equation: 



(2x^2)+2=4x

We move all terms to the left:

(2x^2)+2-(4x)=0

a = 2; b = -4; c = +2;
Δ = b2-4ac
Δ = -42-4·2·2
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{4}{4}=1$

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