Question

8. Find the zeroes of the quadratic polynomial 7y² -11/3y -2/3 and verify the
relationship between the zeroes and their coefficients.
​

Answer 1

Answer:

x

2

−2

2

x=0⇒ax

2

+bx+c⇒a=1b=−2

2

x(x−2

2

)=0

x=0,2

2

∴∝=0,β=2

2

∝+β=

a

−b

=

1

−(−2

2

)

=2

2

∝×β=

a

c

=

1

0

=0

0+2

2

=2

2

(−2

2

×0)=0

L.H.S=R.H.S L.H.S=R.H.S

Answer 2

Step-by-step explanation:

the zeros of the polynomial are -1/7 and 2/3