3.5x2-14x+14=0

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Solution for 3.5x2-14x+14=0 equation: 



3.5x^2-14x+14=0

a = 3.5; b = -14; c = +14;
Δ = b2-4ac
Δ = -142-4·3.5·14
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{14}{7}=2$

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