Berapa hasil limit tersebut?

limit   x² - 9x
x→9 ______
           x - 9
= 2x - 9
   ____
     1
= (2(9) - 9)/1
= 18 - 9
= 9

Kelas 11 Matematika
Bab Limit

lim (x² - 9x)/(x - 9)
x→9

= lim (x (x - 9))/(x - 9)
   x→9

** coret (x - 9) dan x = 9 **

= 9