10x2+22x+12.1=0.

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Solution for 10x2+22x+12.1=0. equation: 



10x^2+22x+12.1=0.

a = 10; b = 22; c = +12.1;
Δ = b2-4ac
Δ = 222-4·10·12.1
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{-22}{20}=-1+1/10$

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