# Punjab 10th Class Math Chapter 2 Theory of Quadratic Equation Mcqs Test Online

 Total Question 16 Questions Total Marks 32 Marks Total Time 16 Minuts
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### Test Name

 Ch.2 # Theory of Quadratic Equation

### Subject

 Mathematics (10th Class)

 MCQs

# Punjab 10th Class Math Chapter 2 Theory of Quadratic Equation Mcqs Test Online

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Question 1 of 16

## Math

1. If α, β are the roots of x² – x – 1 = 0, then product of the roots 2α and 2β is:
1.
2.
3.
4.

Question 1 of 16

Question 2 of 16

2. Roots of the equation 4x² – 4x + 1 = 0 are
1.
2.
3.
4.

Question 2 of 16

Question 3 of 16

3. If b² – 4ac < 0, then the roots of ax² + bx + c = 0 are
1.
2.
3.
4.

Question 3 of 16

Question 4 of 16

4. If α, β are the roots of 3x² + 5x – 2 = 0, then α + β is
1.
2.
3.
4.

Question 4 of 16

Question 5 of 16

5. If α, β are the roots of px² + qx + r = 0, then sum of the roots 2α and 2β is:
1.
2.
3.
4.

Question 5 of 16

Question 6 of 16

6. 1/α + 1/β is equal to:
1.
2.
3.
4.

Question 6 of 16

Question 7 of 16

7. If α, β are the roots of 7x² – x + 4 = 0, then αβ is
1.
2.
3.
4.

Question 7 of 16

Question 8 of 16

8. Tow square roots of unity are:
1.
2.
3.
4.

Question 8 of 16

Question 9 of 16

9. α² + β² is equal to:
1.
2.
3.
4.

Question 9 of 16

Question 10 of 16

10. If b² – 4ac > 0, but not a perfect square then roots of ax² + bx + c = 0 are
1.
2.
3.
4.

Question 10 of 16

Question 11 of 16

11. Sum of the cube roots of unity is
1.
2.
3.
4.

Question 11 of 16

Question 12 of 16

12. The discriminant of ax² + bx + c = 0 is
1.
2.
3.
4.

Question 12 of 16

Question 13 of 16

13. Product of cube roots of unity is:
1.
2.
3.
4.

Question 13 of 16

Question 14 of 16

14. The nature of the roots of equation ax² + bx + c = 0 is determined by:
1.
2.
3.
4.

Question 14 of 16

Question 15 of 16

15. Cube roots of –1 are
1.
2.
3.
4.

Question 15 of 16

Question 16 of 16

16. Roots of the equation 4x² – 5x + 2 = 0 are
1.
2.
3.
4.

Question 16 of 16

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