Question

Work sheet
1) Write a quadratic polynomial, sum of whose zeroes is 2 and product is -8.
2) A quadratic polynomial, whose zeroes are –3 and 4, is _______.
3)Due to heavy storm an electric wire got bent as shown in the figure. It followed
a mathematical shape. Answer the following questions below.
What will be the expression of the polynomial?










4)Find the zeroes of the quadratic polynomial given as: x2 + 7x + 10, and also verify the relationship between the zeroes and the coefficients.
5) If one of the zeroes of the quadratic polynomial (k – 1) x2 + kx + 1 is –3, then the value of k ?
6)The number polynomials having zeroes as – 2 and 5 is
A) 1 B) 2 C) 3 D) MORE THAN 3

Answer 1

Answer:

1 . x^2 - 2x -8

2. x^2 - x - 12

3. it will be a quadratic polynomial

4. zeroes are -5,-2

5. k = 10 ÷ 3

6. d