81n^2+144n+64=0

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Solution for 81n^2+144n+64=0 equation: 



81n^2+144n+64=0

a = 81; b = 144; c = +64;
Δ = b2-4ac
Δ = 1442-4·81·64
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$n=\frac{-b}{2a}=\frac{-144}{162}=-8/9$

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