Quadratic Equations (IMO Mathematics Olympiad Class 10): Questions 71  77 of 80
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Question number: 71
» Quadratic Equations
Question
If has equal roots, and then c is equal to________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 72
» Quadratic Equations
Question
The roots of the equation can be found by solving ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 73
» Quadratic Equations
Question
The equation has ________
Choices
Choice (4)  Response  

a.  No root 

b.  Infinitely many roots 

c.  One integral root 

d.  Two real roots 

Question number: 74
» Quadratic Equations
Question
If , then the value of x in terms of a and b is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 75
» Quadratic Equations
Question
Two numbers whose sum is 20 and absolute value of whose difference are 6 are the roots of the equation ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 76
» Quadratic Equations
Question
If , then the value of x in terms of a and b is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 77
» Quadratic Equations
Question
If one root of the equation is 1, and then the other root is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

