Предмет: Алгебра, автор: Savako1

Найти точки экстремума и определите их характер: y=x^3+3x^2-9x-2

Ответы

Автор ответа: Aruzhan000

======================= y=x^3+3x^2-9x-2 y'=3x^2+6x-9 3x^2+6x-9=0 По теореме Виета: x1=-3 (max) x2=1 (min)

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