Matrices and Determinants [NDA (National Defense Academy) Mathematics]: Questions 10  17 of 43
Access detailed explanations (illustrated with images and videos) to 384 questions. Access all new questions we will add tracking exampattern and syllabus changes. Unlimited Access for Unlimited Time!
View Sample Explanation or View Features.
Rs. 250.00 or
How to register?
Question number: 10
» Matrices and Determinants » Adjoint and Inverse of a Square Matrix
Appeared in Year: 2012
Question
If and then what is equal to?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 11
» Matrices and Determinants » Basic Properties of Determinant
Appeared in Year: 2012
Question
Consider the following statement:
Every Zero matrix is a square matrix.
A matrix has numerical value.
A unit matrix is a diagonal matrix.
Which of the above statement is/are correct?
Choices
Choice (4)  Response  

a.  Only  
b.  Only  
c. 
 
d. 

Question number: 12
» Matrices and Determinants » Operations on Matrices Determinant of a Matrix
Question
What is equal to?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 13
» Matrices and Determinants » Basic Properties of Determinant
Appeared in Year: 2012
Question
What is the order of the product ?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 14
» Matrices and Determinants » Adjoint and Inverse of a Square Matrix
Question
Equation , then find the adjoint matrix.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  None of the above 
Question number: 15
» Matrices and Determinants » Types of Matrices
Appeared in Year: 2016
Question
If , then which of the following is/are correct?
Is a unit matrix.
Select the correct answer using the code given below:
Choices
Choice (4)  Response  

a.  1 only  
b. 
 
c.  1 and 2  
d.  2 only 
Question number: 16
» Matrices and Determinants » Operations on Matrices Determinant of a Matrix
Appeared in Year: 2012
Question
If then what is the value of
Choices
Choice (4)  Response  

a.  8  
b.  4  
c.  6  
d.  5 
Question number: 17
» Matrices and Determinants » Adjoint and Inverse of a Square Matrix
Question
If is a matrix of order and then what is
Choices
Choice (4)  Response  

a.  1/100  
b.  8/51  
c.  1/144  
d.  1/120 