9x² - 9x + 2 = 0
9x² -3x - 6x + 2 = 0
3x × (3x - 1) - (3x - 1) = 0
(3x - 1) × (3x - 2) = 0
3x - 1= 0
3x - 2=0
9x² - 9x + 2 = 0
9x² -3x - 6x + 2 = 0
3x × (3x - 1) - (3x - 1) = 0
(3x - 1) × (3x - 2) = 0
3x - 1= 0
3x - 2=0