BTVN BÀI GIỚI HẠN DẠNG 0/0
Tính các giới hạn sau ñây:
( )( )( ) ( )( )( ) ( )( ) ( )( ) ( ) ( ) ( )( ) ( ( ) ) ( ) ( ( ) )
( )( ) ( ) ( )( ) ( )
( )
x 0
x 0
x 0
m n
x 1
m 1 m 2
x 1
*Bµi1 : lim
x
lim
x
lim
x
*Bµi 2 : lim
lim
→
→
→
→
→
=
=
−
−
m 1 m 2
100 50
x 1
lim
n
*Bµi 3 : lim
→
( )
( )
( )
20 2
10
x 2 3
x 0
* Bµi 4 : lim
* Bµi 5 : lim
x
→
→
− −
x 0
x
→
Trang 2( ) ( ) ( ) ( )
3
x 0
3 2
x 0
2
* Bµi 6 : lim
x
* Bµi 7 : lim
x
→
→
−
( )
2
2
2
x 0 3
x 0
2x 1 (x 1)
1 4x 1 6x 1 8x 1 10x 1
* Bµi 8 : lim
x
1 4x 1 6x 1 8x lim
→
→
→
=
x 0
3
2 x 0
x
lim
x
1 4x 1
x
→
→
+
x 0
n
x 0
2
1 2nx 1
x
→
→
Trang 3( ) ( ) ( ) ( )
3 2
x 0
3 4
x 7
4 4
4
t 2
* Bµi 9 : lim
sin x
* Bµi10 : lim
t
→
→
→
( ) ( )
( ) ( )
3 4
3
2 4
3
2
3
3
x 0
t 2
lim
* Bµi11 : lim
→
→
−
−
( )
2
2 3
2
2
x
4x (3 2x) lim
→
−
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