Search Header Logo

Toán HKII-2023

Authored by Hoa Quynh

Mathematics

11th Grade

Used 6+ times

Toán HKII-2023
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

52 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Cho hai dãy số (un)\left(u_n\right) , (vn)\left(v_n\right)  thỏa mãn lim⁡(un)=4\lim\left(u_n\right)=4  và lim⁡(vn)=2\lim\left(v_n\right)=2  Giá trị của lim⁡(un−vn)\lim\left(u_n-v_n\right)  bằng

6

8

-2

2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

lim⁡(18)n\lim\left(\frac{1}{8}\right)^n bằng

0

18\frac{1}{8}

1

+∞+\infty

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cho hàm số y=f(x) xác định trên R biết lim⁡x→x0+f(x)=−7,   f(x0)=−7\lim_{x\rightarrow x_0^+}f\left(x\right)=-7,\ \ \ f\left(x_0\right)=-7  để hàm số liên tục tại x0x_0 thì lim⁡x→x0−f(x)\lim_{x\rightarrow x_0^-}f\left(x\right)  bằng:

7

-7

0

5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Trong các mệnh đề sau, mệnh đề nào là sai?

(x)′=1\left(x\right)'=1

(1x)′=1x2\left(\frac{1}{x}\right)'=\frac{1}{x^2}

(x)′=12x\left(\sqrt[]{x}\right)'=\frac{1}{2\sqrt[]{x}}

(10)′=0\left(10\right)'=0

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Giá trị của lim⁡x→1(3x2−2x+1)\lim_{x\rightarrow1}\left(3x^2-2x+1\right) bằng:

+∞+\infty

2

1

3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cho hàm số y=13x3+x2−8x+10y=\frac{1}{3}x^3+x^2-8x+10 . Phương trình y′=0y'=0  có nghiệm là:

{−1;2}\left\{-1;2\right\}

{−4;4}\left\{-4;4\right\}

{−4;2}\left\{-4;2\right\}

{−4;−1}\left\{-4;-1\right\}

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tính L=lim⁡x→1 x2+3x−4x−1L=\lim_{x\rightarrow1}\ \frac{x^2+3x-4}{x-1}

2

0

-3

5

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Microsoft

Continue with Microsoft

or continue with

Facebook

Facebook

Apple

Apple

Others

Others

By signing up, you agree to our Terms of Service & Privacy Policy

Already have an account?