12r+r^2+156=0

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Solution for 12r+r^2+156=0 equation: 



12r+r^2+156=0

a = 1; b = 12; c = +156;
Δ = b2-4ac
Δ = 122-4·1·156
Δ = -480
Delta is less than zero, so there is no solution for the equation

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