IMO Level 1 Mathematics Olympiad (SOF) Class 10: Questions 299  305 of 968
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Question number: 299
Question
One of the two students, while solving a quadratic equation in x, copied the constant term incorrectly and got the roots 16 and 4. The other copied the constant term and coefficient of correctly as and respectively. The correct roots are
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 300
Question
If the equation has equal roots, and then the both roots are equal to ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 301
Question
In the equation, the roots are equal when ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 302
Question
The roots of the equation can be found by solving ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 303
Question
The roots of the equation can be found by solving ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 304
Question
The expression is divisible by . Then k is a divisor of ________
Choices
Choice (4)  Response  

a.  120 

b.  106 

c.  135 

d.  162 

Question number: 305
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
Choices
Choice (4)  Response  

a.  3,2 

b. 


c. 


d. 

