100x2+180x+81=0

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Solution for 100x2+180x+81=0 equation: 



100x^2+180x+81=0

a = 100; b = 180; c = +81;
Δ = b2-4ac
Δ = 1802-4·100·81
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{-180}{200}=-9/10$

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