NDA (National Defence Academy) Mathematics: Questions 180  186 of 384
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Question number: 180
» Matrices and Determinants » Operations on Matrices Determinant of a Matrix,
Question
Let
Then, What is the value of
Choices
Choice (4)  Response  

a.  68 

b. 


c. 


d. 


Question number: 181
» Analytical Geometry of Two and Three Dimensions » Equation of a Sphere
Appeared in Year: 2012
Question
What is the diameter of the sphere
Choices
Choice (4)  Response  

a.  5 units 

b.  6 units 

c.  4 units 

d.  12 units 

Question number: 182
» Matrices and Determinants » Operations on Matrices Determinant of a Matrix,
Question
If then what is the value of the determinates of
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All of the above 

Question number: 183
» Matrices and Determinants » Operations on Matrices Determinant of a Matrix,
Question
If then what is the value of
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 184
» Algebra » Geometric and Harmonic Progressions
Appeared in Year: 2012
Question
If , , are in , then what is the value of
Choices
Choice (4)  Response  

a.  5 

b.  8 

c.  7 

d.  6 

Question number: 185
» Algebra » Quadratic Equations with Real Coefficients
Question
If then which of the following is/are correct?
Select the correct answer using the code given below:
Choices
Choice (4)  Response  

a.  Neither 

b. 


c.  only 

d.  only 

Question number: 186
» Algebra » Complex Numbers » Cube Roots of Unity
Question
What is equal to, where is the cube root of unity?
Choices
Choice (4)  Response  

a.  1 

b.  0 

c. 


d.  3ω 
