Question

Due to heavy storm an electric wire got bent as shown in the figure. It followed
a mathematical shape. Answer the following questions below.





i) Name the shape in which the wire is bent


a) Spiral b) ellipse c) linear d) Parabola


ii) How many zeroes are there for the polynomial (shape of the wire)


a) 2 b) 3 c) 1 d) 0


iii) The zeroes of the polynomial are

a) -1, 5. b) -1, 3 c) 3, 5 d) -4, 2


iv) What will be the expression of the polynomial?


a) x
2+2x -3 b) x2
-2x +3
c) x2
- 2x -3 d) x2 +2x+3


v) What is the value of the polynomial if x = -1?


a) 6 b) -18 c)18 d) 0​

Answer 1

Step-by-step explanation:

1. d) Parabola
2. b) 3
3. a) -1, 5.
4. b) x2-2x +3
5. 0

Answer 2

Answer:

1) parabola

2) 2

3) -1,3

4) x²-2x-3

5)0