Предмет: Алгебра, автор: Dima44884884

Помогите решить премьеры пожайлуста 2 x в квадрате -2x-4=0,

Ответы

Автор ответа: lazizagofurova52

-2х в квадрате - 4=0

-2х^2=4

х^2=4:(-2)

х^2= (-2)

х=^-2

Уравнение не имеет корней так как корень не может быть отрицательным числом

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