a^2-5a+7=0

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Solution for a^2-5a+7=0 equation: 



a^2-5a+7=0

a = 1; b = -5; c = +7;
Δ = b2-4ac
Δ = -52-4·1·7
Δ = -3
Delta is less than zero, so there is no solution for the equation

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