Предмет: Алгебра, автор: Oksaha1986

Виберіть числа,які є коренями рівняння:- 2х(1-х)+3(х-4)=-х(х+2)-6х

Ответы

Автор ответа: GroupLi

- 2х(1-х)+3(х-4)=-х(х+2)-6х

- 2х+2x^2+3х-12=-х^2-2x-6х

2x^2+х-12=-х^2-8х

3x^2+9х-12=0

x^2+3х-4=0

1+3-4=0

значит перввый корень 1

второй -4

ответ: 1 и -4

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