Antwoord: # (X-6) (x-2) # Uitleg: # X ^ 2-8x + 12 # Zoek getallen a en b zodat: #a + b = -8 # # A * b = 12 # # A = -2 # # B = -6 # # X ^ 2-8x + 12 # # (X-6) (x-2) # grafiek {x ^ 2-8x + 12 -10, 10, -5, 5}