Quiz about Multiplying Matrices

Question 1

Find the product of the two matrices.

Accepted Answer

-3 16
17 12
8 -10

Answer

undefined

Answer

3 12
-15 -8
-1 -3

Question 2

Find the product of the matrices.

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 3

Find the product of the matrices.

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 4

Find the product of the two matrices.

Accepted Answer

17 12
25 18

Answer

8 9 12 6

Answer

6 6 7 5

Answer

12 10
10 12

Question 5

Question 5.

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 6

Question 6.

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 7

Question 7.

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 8

Matrices: Multiplying Matrices

Accepted Answer

58 64

139 154

Answer

67 84

102 36

Answer

45 72

120 144

Question 9

Question 9.

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 10

Question 10.

Accepted Answer

17 12
25 18

Answer

8 9 12 6

Answer

6 6 7 5

Answer

12 10
10 12

Question 11

Find the product of the two matrices.

Accepted Answer

-5 -5 -11

Answer

2 6 -8

Answer

8 -6 -12

Answer

-3 5 -2

Question 12

find: B*A

Accepted Answer

47 30 9 5

Answer

17 15
42 35

Answer

10 25 7 1

Answer

not possible because rows do not match columns

Question 13

Multiply

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 14

find: B*A

Accepted Answer

47 30 9 5

Answer

17 15
42 35

Answer

10 25 7 1

Answer

not possible because rows do not match columns

Question 15

Given matrices A & B:
A is a (4x33) matrix
B is a (33x1) matrix
What are the dimensions of the product of A times B?

Accepted Answer

4x1

Answer

4x33

Answer

33x1

Answer

Matrix does not exist

Question 16

You can multiply a 2X3 matrix by which matrix?

Accepted Answer

3X12

Answer

2X2

Answer

2X12

Answer

2X3

Question 17

In Matrix R (pictured) what element is a₂₃?

Accepted Answer

6

Answer

8

Answer

9.01

Answer

1

Question 18

You can multiply a 6X2 matrix by which matrix?

Accepted Answer

2X12

Answer

6X2

Answer

3X12

Answer

6x3

Question 19

These matrices are being multiplied. Determine the dimension/size of the new matrix.

Accepted Answer

Can't multiply them

Answer

4 x 2

Answer

3 x 3

Answer

4 x 3

Question 20

Perform scalar multiplication on the matrix

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Multiplying Matrices

20 questions

Find the product of the two matrices.

Find the product of the matrices.

Find the product of the matrices.

Find the product of the two matrices.

Matrices: Multiplying Matrices

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