Images 3.2 Х

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3.2 х. Х1+2х2+3х3-х4=0. Х+Х/9=6. 4х2-3х-1 0. (Х-1)(Х^2-Х-2).
Х1+2х2+3х3-х4=0. Х+Х/9=6. 4х2-3х-1 0. (Х-1)(Х^2-Х-2).