Question

if A or B are the zeroes of the polinomials f(x)= 5x²-7x+1 Find the value of 1/A + 1/b​

Answer 1

Answer:

Since, α and β are zeores of 5x

2

−7x+2

⇒α+β=

5

7

,αβ=

5

2

Now,

α

1

+

β

1

=

αβ

β+α

=

2/5

7/5

=

2

7

Option A is correct.