Question

(x+2) во 2 степени=(x-4) во 2 стпени

Answer 1

(x + 2)^2 = (x - 4)^2
x^2 + 4x + 4 = x^2 - 8x + 16
4x + 4 = - 8x + 16
4x + 8x = 16 - 4
12x = 12
x = 1