2y^2-6y+4+1/2=0

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Solution for 2y^2-6y+4+1/2=0 equation: 



2y^2-6y+4+1/2=0

We multiply all the terms by the denominator


2y^2*2-6y*2+1+4*2=0

We add all the numbers together, and all the variables

2y^2*2-6y*2+9=0

Wy multiply elements

4y^2-12y+9=0

a = 4; b = -12; c = +9;
Δ = b2-4ac
Δ = -122-4·4·9
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$y=\frac{-b}{2a}=\frac{12}{8}=1+1/2$

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