Intro to Matrices

What are the dimensions of matrix F?

• 1 x 3

• 3 x 1

• 1 x 2

• 3 x 2

Tags

CCSS.HSN.VM.C.6

What are the dimensions of matrix B?

• 2 x 3

• 3 x 2

What are the dimensions of matrix D?

• 1 x 3

• 3 x 1

• 3 x 2

• 2 x 3

Tags

CCSS.HSN.VM.C.6

What many elements are in matrix C?

• 2

• 4

• 3

• 6

What number is located at E₁₂?

• -4

• 1

• 2

• 6

What number is located at A₂₂?

• -1

• 2

• 5

• -3

What number is located at D₂₁?

• 6

• -4

• 2

• 4

Tags

CCSS.HSN.VM.C.6

How many of the matrices above are rectangular but NOT square?

• 1

• 2

• 4

• 6

Multiply.

• 20, 15, -10
  30, -5, 0

• -20, 15, -10
  30, -5, 0

• 1, 8, 3
  11, 4, 5

• 20, -15, 10
  -30, 5, 0

Tags

CCSS.HSN.VM.C.7

Multiply

• 25
  25
  5
• -25
  25
  -5
• -10
  -10
  -6
• 10
  10
  6