Free Printable Multiplying Matrices and Finding Determinants

Free Printable Worksheets

Worksheets

Multiplying Matrices and Finding Determinants

Total questions: 7

Worksheet time: 9mins

Name

Class

Date

1.

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

a)

b)

c)

d)

2.

What is the value of a₂₃from the given matrix?

a)

no entry a₂₃

b)

-42

c)

6

d)

33

3.

What would be the dimensions (output) of AB?

a)

undefined

b)

2 X 2

c)

3 X 2

d)

3 X 3

4.

What is the determinant of matrix A?

a)

0

b)

-16

c)

16

d)

undefined

5.

Find the determinant of the given matrix?

a)

5

b)

-5

c)

0

d)

-75

6.

Find the inverse of the matrix, if it exists.

a)

singular, no inverse

b)

c)

d)

7.

Which of the following are NOT inverse matrices of each other?

a)

b)

c)

d)

Reset

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