7x2-9x+7=0

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Solution for 7x2-9x+7=0 equation: 



7x^2-9x+7=0

a = 7; b = -9; c = +7;
Δ = b2-4ac
Δ = -92-4·7·7
Δ = -115
Delta is less than zero, so there is no solution for the equation

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