Автор - glebarrio

решите уравнение (x^2+6x)^2-2(x+3)^2-17=0 Прошу быстрее

Ответ

Автор - medvedkopatych228
(x - 1) times (x + 1) times (x + 5) times (x + 7) = 0
x - 1 = 0 \ x + 1 = 0 \ x + 7 = 0 \ x + 5 = 0
x1 = 1 \ x2 = - 1 \ x3 = - 7 \ x4 = - 5

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