a=90(0.5)^2/5.7

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Solution for a=90(0.5)^2/5.7 equation: 



a=90(0.5)^2/5.7

We move all terms to the left:

a-(90(0.5)^2/5.7)=0

We multiply all the terms by the denominator


a*5.7)-(90(0.5)^2=0

Wy multiply elements

5a^2=0

a = 5; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·5·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$a=\frac{-b}{2a}=\frac{0}{10}=0$

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