6. Решите уравнение: a) (x+0,1)\(x-\frac{1}{6}\)(x+3,9)=0;

(x + 0.1)\(x - \frac{1}{6}\)(x + 3.9) = 0
x + 0.1 = 0 или x - \(\frac{1}{6}\) = 0 или x + 3.9 = 0
x = -0.1 или x = \(\frac{1}{6}\) или x = -3.9
Ответ: x₁ = -0.1, x₂ = \(\frac{1}{6}\), x₃ = -3.9