Multiplying Matrices

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What do m, n, p and q equal in this scalar matrix multiplication?

• m=8, n=9, p=-4, q=4 

• m=15, n = -45, p=20, q=-5

• m=20, n=-5, p=15, q=-45

• m=-5, n=20, p=-45, q=15

Find the product of the two matrices.

•   2
  6   -8

• -3   -5
  -5   -11

•     8
  -6   -12

• -3
  5   -2

Find the product of the two matrices.

• 17   12
  25   18

• 8   9
  12   6

• 6   6
  7   5

• 12   10
  10   12

• A

• B

• C

• D

• A
• B
• C
• D

Find the product of the two matrices.

• undefined

• -3   16
  17   12
  8   -10

• 3   12 
  -15  -8
  -1   -3

Find the product of the matrices.

• A

• B

• C

• D

• 17   12
  25   18
• 8   9
  12   6
• 6   6
  7   5
• 12   10
  10   12