Y=-6x^2+108x-486

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Solution for Y=-6x^2+108x-486 equation: 



=-6Y^2+108Y-486

We move all terms to the left:

-(-6Y^2+108Y-486)=0

We get rid of parentheses

6Y^2-108Y+486=0

a = 6; b = -108; c = +486;
Δ = b2-4ac
Δ = -1082-4·6·486
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$Y=\frac{-b}{2a}=\frac{108}{12}=9$

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