NDA (National Defense Academy) Mathematics: Questions 314  322 of 384
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Question number: 314
» Algebra » Operations on Sets
Appeared in Year: 2012
Question
Let is a square of a natural number and is less than and is a set of even natural numbers. What is cardinality of ?
Choices
Choice (4)  Response  

a.  9  
b.  4  
c.  5  
d.  All of the above 
Question number: 315
» Trigonometry » Angles and Their Measures in Degrees and in Radians
Question
If , then what is the value of ?
Choices
Choice (4)  Response  

a. 
 
b.  0  
c.  1  
d. 

Question number: 316
» Algebra » Quadratic Equations with Real Coefficients
Question
If are the root of the equation then what is equal to?
Choices
Choice (4)  Response  

a.  0  
b.  1  
c. 
 
d. 

Question number: 317
» Matrices and Determinants » Operations on Matrices Determinant of a Matrix
Question
Let,
Then, What is the value of
Choices
Choice (4)  Response  

a.  0  
b.  35  
c.  1  
d.  33 
Question number: 318
» Algebra » Quadratic Equations with Real Coefficients
Appeared in Year: 2012
Question
What is the sum of the squares of the roots of the equation
Choices
Choice (4)  Response  

a.  180  
b.  170  
c.  290  
d.  190 
Question number: 319
» Differential Calculus » Algebraic Operations on Continuous Functions
Appeared in Year: 2016
Question
What is equal to?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 320
» Algebra » Arithmetic Progression
Appeared in Year: 2012
Question
If are in as well as , Then which one of the following is correct?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 321
» Algebra » Arithmetic Progression
Question
Let be in where Let be in where
What is the value of
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 322
» Analytical Geometry of Two and Three Dimensions » Angle between Two Lines
Question
Out of points in a plane, points are in the same straight line, triangles can be formed by joining these points. What is the value of
Choices
Choice (4)  Response  

a.  4  
b.  3  
c.  5  
d.  6 