AlgebraQuadratic Equations with Real Coefficients (NDA (National Defense Academy) Mathematics): Questions 1  8 of 32
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Question number: 1
» Algebra » Quadratic Equations with Real Coefficients
Appeared in Year: 2016
Question
If has a root in which one of the following intervals
Choices
Choice (4)  Response  

a.  (2,0)  
b.  (2,3)  
c.  (0,2)  
d.  (3,4) 
Question number: 2
» Algebra » Quadratic Equations with Real Coefficients
Question
The equation formed by multiplying each root of by is .
What is equal to?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 3
» Algebra » Quadratic Equations with Real Coefficients
Question
If are the root of the equation then what is equal to?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c.  1  
d. 

Question number: 4
» Algebra » Quadratic Equations with Real Coefficients
Question
If both the roots of the equation lie between then which one of the following is correct?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 5
» Algebra » Quadratic Equations with Real Coefficients
Appeared in Year: 2016
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.  only  
c.  only  
d. 

Question number: 6
» 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: 7
» 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: 8
» 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 