[MTP] Toán 9 - Ôn tập học kỳ I

[MTP] Toán 9 - Ôn tập học kỳ I

9th Grade

20 Qs

quiz-placeholder

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[MTP] Toán 9 - Ôn tập học kỳ I

[MTP] Toán 9 - Ôn tập học kỳ I

Assessment

Quiz

Mathematics

9th Grade

Medium

Created by

T Nhung

Used 29+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Điều kiện xác định của biểu thức

 x+1\sqrt{x+1}  là: 

 x1x\ge-1  

 x0x\ge0  

 x1x\ge1  

 x1x\le-1  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Biết

 x=5\sqrt{x}=5  , khi đó   x2x^2  bằng: 

25

625

10

5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (32)2=?\sqrt{\left(\sqrt{3}-2\right)^2}=?  

 32\sqrt{3}-2  

 3+2\sqrt{3}+2  

 232-\sqrt{3}  

 32-\sqrt{3}-2  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 25a2b2=?\sqrt{25a^2b^2}=?  


 5ab5ab  

 5ab-5ab  

 5a.b5\left|a\right|.b  

 5a.b5\left|a\left|.\right|b\right|  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 12327+75=?\sqrt{12}-3\sqrt{27}+\sqrt{75}=?  

 23-2\sqrt{3}  

 434\sqrt{3}  

 10310\sqrt{3}  

 63-6\sqrt{3}  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Kết quả trục căn thức  451\frac{4}{\sqrt{5}-1} 

là: 

 4(5+1)4\left(\sqrt{5}+1\right)  

 4(51)4\left(\sqrt{5}-1\right)  

 51\sqrt{5}-1  

 5+1\sqrt{5}+1  

7.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Những đồ thị của hàm số nào sau đây đồng biến?

y = -2x + 1

y = x - 3 

y = -5 + 2x

y = -(x - 4)

y = -12 + (x - 3)

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