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ทบทวนเมทริกซ์

Authored by Suwit Namwan

Mathematics

10th - 12th Grade

Used 44+ times

ทบทวนเมทริกซ์
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

ขนาดหรือมิติของเมทริกซ์ A คือ

2 ×\times  3

3 ×\times  2

2 ×\times  2

3 ×\times  3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

a11  = ?a_{11\ }\ =\ ?  

-3

2

5

-4

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

a11+a23 = ?a_{11}+a_{23}\ =\ ?  

-7

7

5

6

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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a13 − a22 = ?a_{13}\ -\ a_{22\ }=\ ?  

5

6

7

8

Answer explanation

ลบคูณลบเป็นบวก

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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3a12+2a21 = ?3a_{12}+2a_{21\ }=\ ?  

19

- 19

18

- 18

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

เมทริกซ์ใดที่สามารถดำเนินการบวก หรือลบเมทริกซ์ได้

A - B

A - C

B + C

B - C

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

b32 = ?b_{32\ }=\ ?  

-4

-3

-6

5

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