1) Lim x=3 x-3/x2-5x+6 2) lim x=1 2(x+3)2/x2+8x+15

Langsung aja y

1.
lim (x-3) / (x²-5x+6)
x→3

lim (x-3) / (x-3)(x-2)
x→3

= 1 / 3-2
= 1/1
= 1

2.
lim 2(x+3)² / x²+8x+15
x→1

lim 2(x+3)(x+3) / (x+3)(x+5)
x→1

lim 2(x+3) / (x+5)
x→1

= 2(1+3) / (1+5)
= 8/6
= 4/3

semoga berguna +_+