D=55x2/30

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Solution for D=55x2/30 equation: 



=55D^2/30

We move all terms to the left:

-(55D^2/30)=0

We get rid of parentheses

-55D^2/30=0

We multiply all the terms by the denominator


-55D^2=0

a = -55; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·(-55)·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$D=\frac{-b}{2a}=\frac{0}{-110}=0$

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