Answer :

Answer:

5/7 is the correct answer

Answer:3/7

Explanation:

If α and β are the zeroes of 5x^2+3x-7 then,

α+β= -b/a =-3/5

αβ= c/a =-7/5

We need to find

1/α +1/β

by taking LCM, we get

    β+α/αβ

By putting the values

-3/5/-7/5

By simplification, we get

3/7