1st and 3rd Pd DOL - Lesson 4 Introduction to Matrices

What must be true in order to subtract two matrices?

• They must be square.
• The dimensions must be equal.
• The determinant can't equal 0.
• The column of the 1st must equal the row of the 2nd.

Tags

CCSS.HSN.VM.C.8

Dimensions?

• a
• b
• c
• d

• a

• b

• c

• d

Can the operation be performed?

• Yes

• No

• Sometimes

• only your teacher knows

Tags

CCSS.HSN.VM.C.8

Subtract

• A

• B

• C

• D

Tags

CCSS.HSN.VM.C.8

Multiply by scalar

• D

• C

• B

• A

Tags

CCSS.HSN.VM.C.7