-4a^2-4a-9=0

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Solution for -4a^2-4a-9=0 equation: 



-4a^2-4a-9=0

a = -4; b = -4; c = -9;
Δ = b2-4ac
Δ = -42-4·(-4)·(-9)
Δ = -128
Delta is less than zero, so there is no solution for the equation

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