(c^2)-(6*c)+9=0

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Solution for (c^2)-(6*c)+9=0 equation:



(c^2)-(6c)+9=0
a = 1; b = -6; c = +9;
Δ = b2-4ac
Δ = -62-4·1·9
Δ = 0
Delta is equal to zero, so there is only one solution to the equation
Stosujemy wzór:
$c=\frac{-b}{2a}=\frac{6}{2}=3$

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