1. If α, β be the zeros of the quadratic polynomial 2x

a) – 2 b) – 1 c) 1 d) none of these

2. If α, β be the zeros of the quadratic polynomial 2 – 3x – x

a) 2 b) 3 c) 1 d) none of these

3. A quadratic polynomial, whose zeros are – 3 and 4, is

a) x

4. Quadratic polynomial having zeros 1 and –2 is

a) x

5. Quadratic polynomial having sum of its zeros 5 and product of its zeros

– 14 is

a) x

6. The zeros of the quadratic polynomial x

a) cannot be both positive b) cannot be both negative c) are always unequal d) are always equal

7. If the zeros of the quadratic polynomial ax

a) c and a have opposite signs b) c and b have opposite signs

c) c and a have the same sign d) c and b have the same sign

8. If α, β, γ be the zeros of the cubic ax

αβ+ βγ+ αγ =

a) – 4 b)-2 c) 1 d) none of these

9. If one of the zeros of a quadratic polynomial of the form x

a) has no linear term and the constant term is negative

b) has no linear term and the constant term is positive

c) can have a linear term but the constant term is negative

d) can have a linear term but the constant term is positive.

10. Which of the following is not the graph of a quadratic polynomial ?

11. If one of the zeros of the quadratic polynomial ax

a) c/a b) a/b c) -a/b d)-b/a

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