Matrix Multiplication

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

• undefined

• ( 2 x 4 )

• ( 2 x 2 )

• ( 4 x 2 )

Tags

CCSS.HSN.VM.C.8

You can multiply a 2X3 matrix by which matrix?

• 2X2
• 2X12
• 3X12
• 2X3

Tags

CCSS.HSN.VM.C.8

Two brothers went shopping at a back-to-school sale where all shirts and shorts were the same price. The younger brother spent $175 on 7 new shirts and 7 pairs of shorts. The older brother purchased 6 new shirts and 7 pairs of shorts and paid a total of $165. How much did one shirt cost? (This will be the top number on you 2x1 matrix solution)

• $5

• $10

• $15

• $20

Tags

CCSS.8.EE.C.8C

Which of the following is NOT defined for matrix multiplication A X B?

• 
• 
• 
• 

Tags

CCSS.HSN.VM.C.8

• 
• No solution

• 
• 

Tags

CCSS.HSA.REI.C.9