Question

4. Find the sum and product of the zeroes of the polynomial P(x) = x - 7​

Answer 1

Answer:

ANSWER

For p(x)=3x

2

+7x+4, let α and β be the zeroes of p(x)

Here a=3,b=7,c=4 .......... [By comparing with standard quadratic polynomial]

Sum of zeroes=α+β=−

a

b

=−

Coefficientofx

2

Coefficientofx

=−

3

7

Product of zeroes =α.β=

a

c

=

Coefficientofx

2

Constantterm

=

3

4