2x2-6x+7=0

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Solution for 2x2-6x+7=0 equation: 



2x^2-6x+7=0

a = 2; b = -6; c = +7;
Δ = b2-4ac
Δ = -62-4·2·7
Δ = -20
Delta is less than zero, so there is no solution for the equation

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