Question

The sum of two natural number is 9and the sum of their reciprocal is 9/20.Find the numbers

Answer 1

Answer:

4,5

Step-by-step explanation:

let the two numbers be x and y.

given x+y=9

and 1/x+1/y=9/20

(x+y)/xy=9/20

hence xy=20

Implies y=20/x

x+(20/x)=9

x=4

and y=5