Rozwiąż na czynniki wieliomiany metodą grupowania i prosilbym tu o wytlumaczenie tego;)
w(x)= 4x
czekam
W(x) = 4x³ + 4x - 27x + 12 = (4x³ + 4x²) - (27x + 12 ) = 4x²( x + 1)-(27x-12)
W(x) = x³ - x² + x -1 = (x³ - x²) + (x - 1) = x²(x-1)+(x-1)
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W(x) = 4x³ + 4x - 27x + 12 = (4x³ + 4x²) - (27x + 12 ) = 4x²( x + 1)-(27x-12)
W(x) = x³ - x² + x -1 = (x³ - x²) + (x - 1) = x²(x-1)+(x-1)