C(x)=3x^2-30x+200

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Solution for C(x)=3x^2-30x+200 equation: 



(C)=3C^2-30C+200

We move all terms to the left:

(C)-(3C^2-30C+200)=0

We get rid of parentheses

-3C^2+C+30C-200=0

We add all the numbers together, and all the variables

-3C^2+31C-200=0

a = -3; b = 31; c = -200;
Δ = b2-4ac
Δ = 312-4·(-3)·(-200)
Δ = -1439
Delta is less than zero, so there is no solution for the equation

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