**Shift-II**

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

__Work sheet 2- Quadratic Equation__

**Name: Class: Roll no.**

1. The quadratic equation 2 + x + 1 = 0 has ________________________ roots.

2. If is a root of + kx – = 0 then k = ________________

3. The roots of 2 – x – = 0 are ___________________ and ____________________

4. Write true or false

a) Every quadratic equation has exactly one root. (True/False)

b) Every quadratic equation has at least one real root. (True/False)

c) Every quadratic equation has at most two roots. (True/False)

d) If the coefficient of and the constant term have opposite signs then it has real roots. (True/False)

5. Is 0.2 a root of – 0.4 = 0?

____________________________________________________________________________

6. Write a quadratic equation in y with constant term -4 and coefficient of as 5. _____________

7. A quadratic equation in x with equal roots is _______________________________________

8. A quadratic equation in x with no real roots is ______________________________________

9. A quadratic equation with real and distinct roots is _________________________________

The roots of 2 + x – 2 = 0 are _____________________ and ______________________

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