lim x² - x-6 -------------- => 3 x² -7* +12= mohon bantuannya mastah

lim x²-x-6/x²-7x+12
x→3
lim (x-3)(x+2)/(x-3)(x-4)
x→3
lim (x+2)/(x-4)
x→3
(3+2)/(3-4) = 5/-1 = -5