Unit 2 Day 1: Matrix Introduction

What are the dimensions of [A]?

• 3x5

• 4x5

• 5x3

• 5x4

What are the dimensions of this matrix?

• 2 x 3
• 3 x 2
• 6 x 1
• 1 x 6

In Matrix [R] (pictured) what is the value of element r₃₂

• 8

• 9.01

• 6

• 1

In Matrix [R] (pictured) what is the value of element r₁₃

• 8

• 9.01

• 3

• 1

What is the name of each entry of a matrix?

• Row
• Element
• Dimension
• Rectangle

How many rows are in a 7 x 3 matrix?

• 7
• 3
• 21
• 10

How many columns are in a 5 x 4 matrix?

• 5
• 4
• 20
• 9

What comes first when listing the size of a matrix?

• Row

• Column

Name the dimensions:

• 6x2
• 2x6
• 12
• 36

Tags

CCSS.5.MD.C.3

CCSS.5.MD.C.4

CCSS.5.MD.C.5

Subtract

• -5
  -8
  3
  10

• -9

  8

  3

  2

• 5

  -8

  3

  10

• -5

  8

  3

  2