X^2-4x+77=0

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Solution for X^2-4x+77=0 equation: 



X^2-4X+77=0

a = 1; b = -4; c = +77;
Δ = b2-4ac
Δ = -42-4·1·77
Δ = -292
Delta is less than zero, so there is no solution for the equation

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