- #1

- 349

- 15

## Homework Statement

Given real numbers a,b,c,d,e>1 prove that

a^2/(c-1) + b^2/(d-1) +c^2/(e-1) +d^2/(a-1) +e^2/(b-1) =>20

## The Attempt at a Solution

I am not sure how to do this. Although I think using properties of polynomial equations would be very useful