Предмет: Алгебра, автор: catyafedorenko

розкладіть на множники х в квадраті -7х-8

Ответы

Автор ответа: Janetaa955

0

x^2-7x-8=(x-8)(x+1)
по теореме Виета:
x1=8
x2=-1

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