Unit Test #53

Select your answers to the following 10 questions from the pop-up menus in the right hand column. Clicking the "Begin Test Again" button will clear all the answers.

 

Q1:

What is the order of the matrix ?

A. 1 X 1
B. 3 X 1
C. 1 X 3
D. 2 X 3

Answer 1:

Q2:

How many elements does a 4 X 2 matrix have?: A. 2
B. 4
C. 8
D. 16

Answer 2:

Q3:

How many rows has the matrix ?

A. 1
B. 2
C. 3
D. 4

Answer 3:

Q4:

Which element of the matrix  is in the 3rd row and the 2nd column? A. 3
B. 4
C. 5
D. 6

Answer 4:

Q5: What is the order of the result of this matrix multiplication ? A. 3 X 3
B. 1 X 3
C. 3 X 1
D. 1 X 1
Answer 5:
Q6: Can a 3 X 2 matrix be added to a 2 X 3 matrix? A. Yes
B. No
Answer 6:
Q7: Can a 3 X 2 matrix be multiplied by a 2 X 3 matrix? A. Yes
B. No
Answer 7:
Q8: What is the determinant of the matrix ? A. 2
B. 4
C. 0
D. 1
Answer 8:
Q9:

What name is given to the matrix ?

A. identity matrix
B. singular matrix
C. inverse matrix
Answer 9:

Q10:

Which of the following equals 3?

 

A. 
B. 
C. 
D. 0

Answer 10: