Exercı́cios - limite
Prof. Paulo Hubert
May 17, 2022
1
Exercı́cios
1. Calcule os limites laterais quando x → a+ e x → a− e verifique se o limite existe
(a) f (x) = x3 , a = 3
(b) f (x) =
x+5
x−3 ,
a=0
(c)
(
2x + 1
f (x) =
8
x ̸= 3
,
x=3
a=3
(d)
(
x2
f (x) =
−x
a=0
2. Calcule o limite:
2
−9
(a) lim xx−3
x→3
49−x2
x→−7 7+x
(b) lim
2
(c) lim x
x→1
−2x+1
x−1
x+1
2
x→−1 x +3x+2
(d) lim
1
x≥0
,
x<0