E=3x2+6x2

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Solution for E=3x2+6x2 equation: 



=3E^2+6E^2

We move all terms to the left:

-(3E^2+6E^2)=0

We get rid of parentheses

-3E^2-6E^2=0

We add all the numbers together, and all the variables

-9E^2=0

a = -9; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·(-9)·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$E=\frac{-b}{2a}=\frac{0}{-18}=0$

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