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BÀI TẬP ÔN TẬP GIỚI HẠN HÀM SỐ

Authored by Yến Thị

Mathematics

11th Grade

Used 38+ times

BÀI TẬP ÔN TẬP GIỚI HẠN HÀM SỐ
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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 lim⁡x→0 1x(1x+1−1) \lim_{x\rightarrow0}\ \frac{1}{x}\left(\frac{1}{x+1}-1\right)\   bằng

-1

1

0

 +∞+\infty  

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 lim⁡x→+∞ (x2−x+1−x )\lim_{x\rightarrow+\infty}\ \left(\sqrt{x^2-x+1}-x\ \right)  bằng

 −∞-\infty  

0

 −12-\frac{1}{2}  

 +∞+\infty  

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 lim⁡x→+∞ (x2−x+1−x2+x+1 )\lim_{x\rightarrow+\infty}\ \left(\sqrt{x^2-x+1}-\sqrt{x^2+x+1}\ \right)  bằng

 −∞-\infty  

-1

 14\frac{1}{4}  

 +∞+\infty  

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 lim⁡x→−∞ (x2+ax+5+x )=5\lim_{x\rightarrow-\infty}\ \left(\sqrt{x^2+ax+5}+x\ \right)=5  thì giá trị của a bằng

 −10-10  

10

 −6-6  

 66  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 lim⁡x→+∞ (4x5−3x3+x +1)\lim_{x\rightarrow+\infty}\ \left(4x^5-3x^3+x\ +1\right)   bằng

 −∞-\infty  

 +∞+\infty  

 00  

 33  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 lim⁡x→1 (4x5−3x3+x +1)\lim_{x\rightarrow1}\ \left(4x^5-3x^3+x\ +1\right)   bằng

 −∞-\infty  

 +∞+\infty  

 00  

 33  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 lim⁡x→0 (1x−1x2)\lim_{x\rightarrow0}\ \left(\frac{1}{x}-\frac{1}{x^2}\right)   bằng

 −∞-\infty  

 +∞+\infty  

 00  

 33  

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