Предмет: Алгебра, автор: dengusev01

докажите что функция возрастает y=2X^3+x

Ответы

Автор ответа: scTFEKO

y=2x³+x
y'=6x²+1,производная при любых значениях х положительна,значит функция возрастает,т.к. f'(x)>0

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