S o s a ˊ n h 5 v ớ i 2 6 So\ sánh\ 5\ với\ 2\sqrt{6} S o s a ˊ n h 5 v ớ i 2 6 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> ta có kết luận sau:

5 > 2 6 5>2\sqrt{6} 5 > 2 6 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

5 < 2 6 5<2\sqrt{6} 5 < 2 6 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

5 = 2 6 5=2\sqrt{6} 5 = 2 6 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

Tìm số x không âm, biết x = 2 \sqrt{x}=2 x <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> = 2

x= 2 \sqrt{2} 2 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

Tính giá trị biểu thức: A= 9 − 4 \sqrt{9}-\sqrt{4} 9 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> − 4 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

5 \sqrt{5} 5 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

- 5 \sqrt{5} 5 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

3.So sánh 9 và 79 \sqrt{79} 7 9 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> ta có kết luận sau:

C. 9> \sqrt{79} 7 9 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

A. 9< 79 \sqrt{79} 7 9 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

B. 9= \sqrt{79} 7 9 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

Chọn đáp án đúng. Căn bậc hai số học của 4 9 \frac{4}{9} 9 4 là:

− 2 3 . -\frac{2}{3}. − 3 2 .

− 4 9 . -\frac{4}{9}. − 9 4 .

Chỉ ra khẳng định sai trong các khẳng định sau:

Số 1 có căn bậc hai số học là -1.

Số 1 có hai căn bậc hai là 1 và -1.

Số 0 có căn bậc hai là 0.

Số 1 có căn bậc hai số học là 1.

Căn bậc hai

9th Grade

•

12 Qs

Similar activities

giá trị tuyệt đối của số hữu tỉ

7th - 11th Grade

•

10 Qs

Teorema de Pitágoras

5th - 9th Grade

•

10 Qs

Geometría analítica

9th - 11th Grade

•

13 Qs

ONETคณิตบุรีรัมย์DC

7th - 9th Grade

•

10 Qs

O-NET ม.3 ความรู้เบื้องต้นเกี่ยวกับจำนวนจริง

9th Grade

•

10 Qs

Phép cộng không nhớ trong phạm vi 1000

1st - 10th Grade

•

10 Qs

LECCIÓN 2 NÚMEROS IRRACIONALES. MONY MORALES

9th Grade

•

10 Qs

Căn bậc hai

Quiz

•

Mathematics

•

9th Grade

•

Practice Problem

•

Medium

•

CCSS

8.EE.A.2, 8.NS.A.2, HSN.RN.A.2

Standards-aligned

Trần Đạt

Used 415+ times

FREE Resource

12 questions

Show all answers

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Căn bậc hai số học của 9 là:

-3

$\pm3$

Tags

CCSS.8.EE.A.2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Số 16 có hai căn bậc hai là:

-4

256

$\pm4$

Tags

CCSS.8.EE.A.2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

$So\ sánh\ 5\ với\ 2\sqrt{6}$ ta có kết luận sau:

$5>2\sqrt{6}$

$5<2\sqrt{6}$

$5=2\sqrt{6}$

Không so sánh được

Tags

CCSS.8.NS.A.2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tìm số x không âm, biết $\sqrt{x}=2$

x=2

x=4

x= $\sqrt{2}$

x=-4

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tính giá trị biểu thức: A= $\sqrt{9}-\sqrt{4}$

-1

$\sqrt{5}$

- $\sqrt{5}$

Tags

CCSS.HSN.RN.A.2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3.So sánh 9 và $\sqrt{79}$ ta có kết luận sau:

A. 9< $\sqrt{79}$

B. 9= $\sqrt{79}$

C. 9> $\sqrt{79}$

D. Không so sánh được.

Tags

CCSS.8.NS.A.2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Chọn câu trả lời đúng:

Căn bậc hai số học của một số a không âm là một số x âm sao cho x^2=a

Căn bậc hai số học của một số a là một số x không âm sao cho x^2=a

Căn bậc hai số học của một số a không âm là một số x không âm sao cho x^2=a

Căn bậc hai số học của một số a âm là một số x âm sao cho x^2=a

Tags

CCSS.8.EE.A.2

10.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Chọn đáp án đúng.
Vì 2 < 3 nên:

\sqrt{2}<\sqrt{3}.

$\sqrt{2}>\sqrt{3}.$

Tags

CCSS.8.NS.A.2

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever

or continue with

Microsoft

Apple

Others

Already have an account?

Similar Resources on Wayground

10 questions

Rational and Radical Expressions

Quiz

•

9th Grade

10 questions

HABILIDAD MATEMÁTICA OPERACIONES

Quiz

•

9th Grade

10 questions

§4. Đường thẳng song song và đ.thẳng cắt nhau

Quiz

•

6th - 9th Grade

17 questions

More Practice for Unit 13 Test

Quiz

•

9th - 10th Grade

15 questions

KTTX Toan9 CBH và Hình bài 1

Quiz

•

9th Grade

12 questions

Rationalizing Denominators

Quiz

•

9th - 12th Grade

11 questions

Trig Formulas (Sum/Difference & Double Angle)

Quiz

•

9th - 12th Grade

10 questions

Suma y Resta con Números Reales

Quiz

•

9th Grade

Popular Resources on Wayground

15 questions

Fractions on a Number Line

Quiz

•

3rd Grade

20 questions

Equivalent Fractions

Quiz

•

3rd Grade

25 questions

Multiplication Facts

Quiz

•

5th Grade

54 questions

Analyzing Line Graphs & Tables

Quiz

•

4th Grade

$fractions$

22 questions

fractions

Quiz

•

3rd Grade

20 questions

Main Idea and Details

Quiz

•

5th Grade

20 questions

Context Clues

Quiz

•

6th Grade

15 questions

Equivalent Fractions

Quiz

•

4th Grade

Discover more resources for Mathematics

20 questions

Graphing Inequalities on a Number Line

Quiz

•

6th - 9th Grade

18 questions

SAT Prep: Ratios, Proportions, & Percents

Quiz

•

9th - 10th Grade

12 questions

Exponential Growth and Decay

Quiz

•

9th Grade

12 questions

Add and Subtract Polynomials

Quiz

•

9th - 12th Grade

15 questions

Combine Like Terms and Distributive Property

Quiz

•

8th - 9th Grade

20 questions

Function or Not a Function

Quiz

•

8th - 9th Grade

10 questions

Elijah McCoy: Innovations and Impact in Black History

Interactive video

•

6th - 10th Grade

16 questions

Converting Improper Fractions to Mixed Numbers

Quiz

•

4th - 10th Grade

Căn bậc hai

12 questions

Căn bậc hai số học của 9 là:

Số 16 có hai căn bậc hai là:

$So\ sánh\ 5\ với\ 2\sqrt{6}$ ta có kết luận sau:

Tìm số x không âm, biết $\sqrt{x}=2$

Tính giá trị biểu thức: A= $\sqrt{9}-\sqrt{4}$

3.So sánh 9 và $\sqrt{79}$ ta có kết luận sau:

Chọn câu trả lời đúng:

Căn bậc hai số học của 0,81 là:

Số 1,7 là căn bậc hai số học của

Chọn đáp án đúng.
Vì 2 < 3 nên:

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Căn bậc hai

12 questions

Căn bậc hai số học của 9 là:

Số 16 có hai căn bậc hai là:

So saˊnh 5 với 26So\ sánh\ 5\ với\ 2\sqrt{6}So saˊnh 5 với 26​ ta có kết luận sau:

Tìm số x không âm, biết x=2\sqrt{x}=2x​=2

Tính giá trị biểu thức: A= 9−4\sqrt{9}-\sqrt{4}9​−4​

3.So sánh 9 và 79\sqrt{79}79​ ta có kết luận sau:

Chọn câu trả lời đúng:

Căn bậc hai số học của 0,81 là:

Số 1,7 là căn bậc hai số học của

Chọn đáp án đúng.Vì 2 < 3 nên:

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

$So\ sánh\ 5\ với\ 2\sqrt{6}$ ta có kết luận sau:

Tìm số x không âm, biết $\sqrt{x}=2$

Tính giá trị biểu thức: A= $\sqrt{9}-\sqrt{4}$

3.So sánh 9 và $\sqrt{79}$ ta có kết luận sau:

Chọn đáp án đúng.
Vì 2 < 3 nên: