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Class 10, Quadratic Equations, CBSE Online Test Paper (Set – II)

1. There will be total 20 MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying

 

 

1. The solution of (x +2)2 = 25 is
 
 
 
 

Question 1 of 20

2. The roots of quadratic equation ax² + bx + c = 0 is given by

1
 
 
 
 

Question 2 of 20

3. If ax² + bx + c = 0 is a quadratic polynomial then p(x) = 0  i.e. ax² + bx + c = 0, a≠0 is called ———-
 
 
 
 

Question 3 of 20

4. The positive value of k, for which both equations: x2 + kx + 64 = 0 and x2 – 8x + k = 0 have real roots is________
 
 
 
 

Question 4 of 20

5. The sum of the ages of two friends is 20 years. Four years ago, the product of their ages in years was 48. Their present ages are
 
 
 
 

Question 5 of 20

6. If 4 is a root of the equation x2 + 3x + k = 0 , then k is
 
 
 
 

Question 6 of 20

7. The sum of a number and it’s reciprocal is 5,2. The numbers is / are:

1
 
 
 
 

Question 7 of 20

8. If one root of a Quadratic equation is m + √n , then the other root is
 
 
 
 

Question 8 of 20

9. The roots of the quadratic equation ax² + bx + c = 0 re given by 3631_image023 and 12 where x is real, if
 
 
 
 

Question 9 of 20

10. The solution of (2x + 1) (x – 5) = 3 is ____

2
 
 
 
 

Question 10 of 20

11. The roots of equation are x2 + 5x +5 = 0 are

1
 
 
 
 

Question 11 of 20

12. The positive root of  2  is:
 
 
 
 

Question 12 of 20

13. For what value of k will 7/3 be a root of : 3x2 – 13x – k = 0.
 
 
 
 

Question 13 of 20

14. Zeroes of the quadratic polynomial ax2 + bx + c and roots of the quadratic equation ax2 + bx + c = 0 are ——–
 
 
 
 

Question 14 of 20

15. The roots of x2 – 8x + 12 = 0, are
 
 
 
 

Question 15 of 20

16. The roots of the equation py2– q = 0 are

2
 
 
 
 

Question 16 of 20

17. The discriminant of the quadratic equation 2x2 – 6x + 3 = 0, is
 
 
 
 

Question 17 of 20

18. Reduction of a rupee in the price of onion makes the possibility of buying one more kg of onion for Rs.56. Find the original price of the onion per kg?
 
 
 
 

Question 18 of 20

19. If a,b,c are real and b2-4ac >0 then roots of equation are
 
 
 
 

Question 19 of 20

20. The solution of -9z2 – 4z + 2 = 0 is

10
 
 
 
 

Question 20 of 20