Matrix Introduction

• x = 0, y = 8

• x = 8 , y = 0

• x = -8 , y = -8

• x = 0, y = 0

• x = 24 , y = 41

• x = 14, y = 49

• x = 14, y = 41

• x = 24 , y = 49

Solve for matrix Y.

• -4    9 -11    9

• 4   -8 11   8

• 4   -9 11   9

• -4   9 11   -9

Solve for matrix Z.

• A

• B

• C

• D

Solve for matrix X.

• 11 7 -9 -2

• -11 -7 9 -2

• 11 7 9 2

• 11 0 9 -2

Solve for x and y

• x=6 y=7

• x= -6 y = -7

• x = 6 y = -7

• x = -6 y = 7

Add

• 11    8
  -4     2

• 3     2
  -6    -6

• -3    2
  -4    -6

• 10    8
  -6    2

If the matrices can be multiplied, what dimension is the product? If not, write undefined.

• ( 2 x 2 )

• ( 6 x 2)

• ( 2 x 6 )

• ( 3 x 2 )

If the matrices can be multiplied, what dimension is the product? If not, write undefined.

• undefined

• ( 3 x 1 )

• ( 1 x 2 )

• ( 3 x 2 )

Perform the matrix multiplication, if possible.

• 
• 
• 
• Cannot be multiplied, dimensions not compatible.