9 Slides • 9 Questions

Matrices

by Matthew Lopez

2

Matrices

Welcome to the Matrix

3

What is a matrix?

A matrix is a rectangular form of data.

4

Matrices

Are used by Netflix and Hulu to recommend videos for you
Help solve higher Algebra problems such as Quadratics.
Are used in computer graphics and video games.

5

Matrices

Can have either brackets of parenthesis.

6

A Matrix is comprised of....

Rows
Columns
Elements

7

Size of a Matrix

The size is determined by the number of rows x number of columns. Only like size matrices can be added or subtracted from one another.

8

Multiple Choice

What is the size of the matrix below? Always do Rows x Columns.

1

3 x 4

2

4 x 3

9

Multiple Choice

What is the size of the matrix below?

1

0 x 1

2

1 x 0

3

3 x 3

4

3 x 0

10

Identifying Elements in a Matrix

We use subscript to identify the location of an element in a matrix. It is the name of the matrix followed by row x column. Rows are top to bottom and columns are left to right.

11

Determinants

12

Multiple Choice

Subtract

1

3 -8
0 -1

2

3 -4
8 -13

3

-3 8
0 1

4

3 -8
-8 1

13

Multiple Choice

Find A-B

1

-3 1
7 -1

2

1 0
1 -4

3

-4 0
6 -1

4

not possible because rows do not match columns

14

Multiple Choice

Add

1

11 8
-4 2

2

3 2
-6 -6

3

-3 2
-4 -6

4

10 8
-6 2

15

Multiple Choice

Add

1

11 8
-4 2

2

3 2
-6 -6

3

-3 2
-4 -6

4

10 8
-6 2

16

Multiple Choice

Multiply

1

20 15 -10
30 -5 0

2

-20 15 -10
30 -5 0

3

1 8 3
11 4 5

4

20 -15 10
-30 5 0

17

Multiple Choice

Which element is located in A₂₃?

1

-3

2

5

3

-9

4

2

18

Multiple Choice

What is the location of 5?

1

A₁₂

2

A₂₁

3

A₂₅

4

A₁₃

Matrices

by Matthew Lopez

Show answer

Auto Play

Slide 1 / 18

SLIDE

Similar Resources on Wayground

15 questions

Conditional Probability

Presentation

•

9th - 12th Grade

11 questions

Inscribed angle

Presentation

•

9th - 12th Grade

16 questions

FOIL Method

Presentation

•

9th - 12th Grade

13 questions

Arithmetic and Geometric Series

Presentation

•

9th - 12th Grade

13 questions

Review of Polynomial Division

Presentation

•

9th - 12th Grade

14 questions

Exploring Triangles: Sides and Angles

Presentation

•

9th - 12th Grade

14 questions

Geometric Sequences

Presentation

•

9th - 12th Grade

14 questions

Lesson 2-2 Adding, Subtracting and Multiplying Polynomials

Presentation

•

9th - 12th Grade

Popular Resources on Wayground

24 questions

PBIS-HGMS Day 10

Quiz

•

6th - 8th Grade

10 questions

HCS SCI 03 Summer School Review 3

Quiz

•

3rd Grade

11 questions

Home Scope

Quiz

•

7th - 8th Grade

15 questions

HCS SCI 05 Summer School Assessment 3 Review

Quiz

•

5th Grade

35 questions

Lufkin Road Middle School Student Handbook & Policies Assessment

Quiz

•

7th Grade

18 questions

Geo 11.3 Area of Circles and Sectors

Quiz

•

9th - 11th Grade

Discover more resources for Mathematics

18 questions

Geo 11.3 Area of Circles and Sectors

Quiz

•

9th - 11th Grade

Matrices in the Calculator

Matrices

Matrices

What is a matrix?

Matrices

Matrices

A Matrix is comprised of....

Size of a Matrix

Identifying Elements in a Matrix

Determinants

Matrices

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics