Matrices and DeterminantsAdjoint and Inverse of a Square Matrix (NDA (National Defence Academy) Mathematics): Questions 1  8 of 10
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Question number: 1
» Matrices and Determinants » Adjoint and Inverse of a Square Matrix
Appeared in Year: 2016
Question
If is a square matrix of order and then what is
Choices
Choice (4)  Response  

a.  8/5 

b.  1/10 

c.  2/5 

d.  1/40 

Question number: 2
» Matrices and Determinants » Adjoint and Inverse of a Square Matrix
Question
If is a square matrix of order and then what is
Choices
Choice (4)  Response  

a.  1/40 

b.  1/64 

c.  2/25 

d.  8/51 

Question number: 3
» Matrices and Determinants » Adjoint and Inverse of a Square Matrix
Appeared in Year: 2012
Question
If and then what isequal to?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 4
» 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: 5
» 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 

Question number: 6
» Matrices and Determinants » Adjoint and Inverse of a Square Matrix
Question
If and then what isequal to?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 7
» Matrices and Determinants » Adjoint and Inverse of a Square Matrix
Question
If and then what isequal to?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 8
» 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.  All of the above 
