- x² - 2x + 24 = 0

x² + 2x - 24 = 0

x² + 6x - 4x - 24 = 0

x × (x + 6) - 4 × (x + 6) = 0

(x + 6) × (x - 4) = 0

x + 6 = 0

x - 4 = 0

x = - 6

x = 4

Ответ: x¹ = - 6; x² = 4.