HA Module #7

Which matrix is an identity matrix?

• A

• B

• C

• D

To find the inverse, the first step is to take 1 divided by the determinant. When you do this, what fraction do you get?

• 1/34

• 34

• 1/25

• 25

Find the determinant’s value.

• -17

• -18

• 18

• 19

What is the determinant of this matrix?

• 1/34

• 34

• 1/25

• 25

What is the order of this matrix?

• 2 x 3

• 2 x 1

• 2 x 2

• 4

Find the inverse of the matrix.

• A

• B

• C

• D

Dimensions?

• a

• b

• c

• d

Which of the following matrices do NOT have an inverse?

• 
• 
• 

This represents the formula of the.......

• Determinant of Matrix

• Inverse Matrix

• Square Matrix

• Transpose matrix

 $p+q=7\ \ \ \ \ \ \ \ p-3q=-4$  

Write this system in matrix form.

• 
• 
• 
•