Question

(x+3)²=2x+6 решите пж

Answer 1

$(x + 3) {}^{2} = 2x + 6 \ (x + 3) {}^{2} = 2(x + 3) \ (x + 3) {}^{2} - 2(x + 3) = 0 \ (x + 3) times (x + 3 - 2) = 0 \ (x + 3) times (x + 1) = 0 \ x + 3 = 0 \ x + 1 = 0 \ x = - 3 \ x = - 1$
Ответ : -3, -1.


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