(3x-2)^2+(1-3x)(3x+2) = 36(3x-2)(3x-2) + (1-3x)(3x+2) = 369x^2 - 6x - 6x + 4 + 3x^2 + 2 - 9x - 6x = 3612x^2 - 12x - 4 = 3612x^2 - 12x - 40 = 03x^2 - 3x - 10 = 0(x-2)(3x+5) = 0
Ответ: x = 2 или x = -5/3.
(3x-2)^2+(1-3x)(3x+2) = 36
(3x-2)(3x-2) + (1-3x)(3x+2) = 36
9x^2 - 6x - 6x + 4 + 3x^2 + 2 - 9x - 6x = 36
12x^2 - 12x - 4 = 36
12x^2 - 12x - 40 = 0
3x^2 - 3x - 10 = 0
(x-2)(3x+5) = 0
Ответ: x = 2 или x = -5/3.