2+7x^2-3x=0

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Solution for 2+7x^2-3x=0 equation: 



2+7x^2-3x=0

a = 7; b = -3; c = +2;
Δ = b2-4ac
Δ = -32-4·7·2
Δ = -47
Delta is less than zero, so there is no solution for the equation

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