Решите уравнение (x+5)^2=4
(x + 5)^2 - 4 = 0 (x + 5)^2 - 2^2 = 0 (x + 5 - 2) * ( x + 5 + 2) = 0 ( x + 3) * ( x + 7) = 0 x = - 3 x = - 7