**Shift-II**

**Date of submission: 2 Jan., 2015**

__Work sheet 1- Quadratic Equation__

**Name: Class: Roll no.**

1. The general form of a quadratic equation in x is ____________________________________.

2. In 2 + 4x – 5 = 0, a = __________, b = __________, c = __________

3. In a + bx + c = 0 the sum of the roots is given by α + β = ________________ and product αβ = _______________

4. If 3 + 5x + 8 = 0 is given then α + β = __________ and αβ = ____________

5. If the sum of the roots is ‘s’ and product is ‘p’ then the quadratic equation in x is ___________________________________

6. 5 and -2 are the roots of a quadratic equation in x. The quadratic equation is ___________________________________

7. The discriminant of a + bx + c = 0 is given by , D = ______________________

8. The discriminant of 3 – 2x + 1 = 0 is given by __________________________

9. If – 4ac = 0 is negative then the roots are _____________________________

10. If – 4ac = 0 then the roots are ____________________________________

11. If – 4ac = 0 is positive then the roots are _______________________________

12. The roots of the quadratic equation 2 – 3x + 1 = 0 are ____________________________

13. The roots of 2 + 3x + 1 = 0 are _______________________________

14. The roots of 2 – 2x + 1 = 0 are ________________________________

15. The roots of – 2x + 1 = 0 are _________________________________

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