15x^2+21x+18=0

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Solution for 15x^2+21x+18=0 equation: 



15x^2+21x+18=0

a = 15; b = 21; c = +18;
Δ = b2-4ac
Δ = 212-4·15·18
Δ = -639
Delta is less than zero, so there is no solution for the equation

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