Understanding and using matrices

Understanding and using matrices

KG - 12th Grade

20 Qs

quiz-placeholder

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Understanding and using matrices

Understanding and using matrices

Assessment

Quiz

Mathematics

KG - 12th Grade

Hard

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Use Matrix A provided to answer the following question.
Determine matrix element

 a44a_{44}  

4.3

-0.9

7.1

-13.2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The number of columns in a 2x12 matrix is?

10
24
12
2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What constitutes a matrix?

-tabular

-can contain numbers and variables

-circular

-only contains numbers

-tabular

-only contains numbers

-circular

-can contain numbers and variables

Answer explanation

Matrixes are rectangular/tabular arrays of numers, symbols, and expressions that are arranged in rows and collumns in order to represent a mathematical property.

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which of the following is a column matrix?

B

F

D

A

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

UNDEFINED

-5

-1

7

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

What is the entry at r31?

3

1

4

7

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

If this is matrix A, a32 = ?

45
16
71
39

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