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=8Y^2-36Y^2
We move all terms to the left:
-(8Y^2-36Y^2)=0
We get rid of parentheses
-8Y^2+36Y^2=0
We add all the numbers together, and all the variables
28Y^2=0
a = 28; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·28·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation
Stosujemy wzór:$Y=\frac{-b}{2a}=\frac{0}{56}=0$
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