Complex Numbers and Quadratic Equations (KVPY StreamSA Math): Questions 20  25 of 27
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Question number: 20
» Complex Numbers and Quadratic Equations » Relation Between Roots and Coefficients
Question
If the roots of the equation are equal then,
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 21
» Complex Numbers and Quadratic Equations » Relation Between Roots and Coefficients
Question
If where α, β are the roots of the equation then the value of c is –
Choices
Choice (4)  Response  

a.  3  
b.  2  
c.  0  
d.  4 
Question number: 22
» Complex Numbers and Quadratic Equations » Formation of Quadratic Equations With Given Roots
Question
If α, β are the roots of then that equation whose roots are is –
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  None of the above 
Question number: 23
» Complex Numbers and Quadratic Equations » Relation Between Roots and Coefficients
Question
If α, β are the roots of , than value of is –
Choices
Choice (4)  Response  

a. 
 
b. 
 
c.  1  
d. 

Question number: 24
» Complex Numbers and Quadratic Equations » Relation Between Roots and Coefficients
Question
If and have one common root and then value of is –
Choices
Choice (4)  Response  

a.  2  
b.  3  
c.  1  
d.  All of the above 
Question number: 25
» Complex Numbers and Quadratic Equations » Formation of Quadratic Equations With Given Roots
Question
The equation whose one roots is , is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
