Question

разложите на множетели x^2×(x - 2) -18x × (x - 2) +81 × (x - 2)
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Answer 1

x^2•(x-2)-18x•(x-2)+81•(x-2)=(x^2-18x+81)(x-2)=(x-9)^2(x-2)

Answer 2

Объяснение:

${x}^{2} \times (x - 2) - 18x \times (x - 2) + 81 \times (x - 2) \\ (x - 2)( {x}^{2} - 18x + 81) = \\ = (x - 2)(x - 9 {)}^{2}$