NDA (National Defense Academy) Mathematics: Questions 51  59 of 384
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: 51
» Trigonometry » Trigonometric Identities Sum and Difference Formulae
Appeared in Year: 2012
Question
What is perimeter of the triangle with vertices and ?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 52
» Algebra » Arithmetic Progression
Question
What is the term of the sequence 4,8, 12,16,20,24,28,32, …. . ?
Choices
Choice (4)  Response  

a.  4n  
b. 
 
c. 
 
d. 

Question number: 53
» Algebra » Quadratic Equations with Real Coefficients
Question
What is the distance between the lines and ?
Choices
Choice (4)  Response  

a.  units  
b.  units  
c.  0  
d.  units 
Question number: 54
» Trigonometry » Trigonometric Identities Sum and Difference Formulae
Question
What is equal to? Where,
Choices
Choice (4)  Response  

a. 
 
b.  0  
c.  2  
d. 

Question number: 55
» Algebra » Quadratic Equations with Real Coefficients
Question
The equation formed by multiplying each root of by is .
Which one of the following is correct?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 56
» Vector Algebra » Addition of Vectors
Question
What is the value of if the vectors are coplanar?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 57
» Algebra » Quadratic Equations with Real Coefficients
Question
What is the sum of the squares of the roots of the equation
Choices
Choice (4)  Response  

a.  290  
b.  184  
c.  177  
d.  277 
Question number: 58
Appeared in Year: 2016
Question
Let be a set of all distinct number of the form , where What is the cardinality of the set
Choices
Choice (4)  Response  

a.  32  
b.  23  
c.  21  
d.  36 
Question number: 59
» 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.  1  
b. 
 
c.  0  
d.  None of the above 