1.lim x^2-x-12 / x-4 jika x=1 2.lim x / x^2+x jika x=0 3.lim x^2-x-6 / x^2-7x+12 jika x=9 4.x^2-2x+3 / x^3+9 jika x=3

1.lim x^2-x-12 / x-4 jika x=1
1²-1-12 / 1-4
-12/-3
4


2.lim x / x^2+x jika x=0
Lim 1 / 2x + 1
x→0

1 / 2(0)+1
1/1
1


3.lim x^2-x-6 / x^2-7x+12 jika x=9
9²-9-6 / 9²-7(9)+12
81-15 / 81-63+12
66 / 6
11


4.x^2-2x+3 / x^3+9 jika x=3
3²-2(3)+3 / 3²+9
9-6+3 / 9+9
6/18
atau ⅓