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(C)=6000+3C^2
We move all terms to the left:
(C)-(6000+3C^2)=0
We get rid of parentheses
-3C^2+C-6000=0
a = -3; b = 1; c = -6000;
Δ = b2-4ac
Δ = 12-4·(-3)·(-6000)
Δ = -71999
Delta is less than zero, so there is no solution for the equation
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