Quadratic Equations (IMO Mathematics Olympiad Class 10): Questions 63  67 of 80
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Question number: 63
» Quadratic Equations
Question
The roots of the equation can be found by solving ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 64
» Quadratic Equations
Question
The expression is divisible by . Then k is a divisor of ________
Choices
Choice (4)  Response  

a.  106 

b.  120 

c.  162 

d.  135 

Question number: 65
» Quadratic Equations
Question
One of the two students, while solving a quadratic equation in x, copied the constant term incorrectly and got the roots 3 and 2. The other copied the constant term and coefficient of correctly as and respectively. The correct roots are
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Choice (4)  Response  

a. 


b. 


c.  3, 2 

d. 


Question number: 66
» Quadratic Equations
Question
Sum of two numbers x and y is 8 and the absolute value of their difference is 10 the equation with these numbers as roots is ________
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 67
» Quadratic Equations
Question
If the roots of equation are in the ratio , then
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

