Question

помогите пожалуйста, умоляю, срочно!

Answer 1

1) x² + 10x + 11 =0

x1 +x2 = -10

x1 * x2 = -11

x1 = -11 ; x2 = 1     Ответ : (x +11)(x -1)

3y² - 4y + 1 = 0

D = 16 - 12 = 4

x1 = (4+2)/6 = 1

x2 = (4 - 2)/6 = 1/3      Ответ: (x -1)(x - 1/3)