2х³ - 18х² + 32х + 40 = 2х * (х² - 9х + 16) + 40 = 2 * (х*(х² - 9х + 16) + 20),
или:
2х³ - 18х² + 32х + 40 = 2 * (х³ - 9х² + 16х + 20)
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2х³ - 18х² + 32х + 40 = 2х * (х² - 9х + 16) + 40 = 2 * (х*(х² - 9х + 16) + 20),
или:
2х³ - 18х² + 32х + 40 = 2 * (х³ - 9х² + 16х + 20)