6 * a * x² - 12 * a * x³ = 6 * a * x² * (1 - 2 * x)
24 * а³ * с - 3 * а² * с = 3 * a² * c * (8 * a - 1)
5 * m² * n - 20 * m * n² = 5 * m * n * (m - 4 * n)
6 * a * x² - 12 * a * x³ = 6 * a * x² * (1 - 2 * x)
24 * а³ * с - 3 * а² * с = 3 * a² * c * (8 * a - 1)
5 * m² * n - 20 * m * n² = 5 * m * n * (m - 4 * n)