# Homework Help: Probably a rather easy Algebra problem that I am not getting

1. Jan 30, 2005

### The Divine Zephyr

If $$\sqrt{9+4\sqrt{5}}=\sqrt{a}+\sqrt{b}$$, find all ordered pairs (a,b)

The equation looks hauntingly like a elliptic curve, so I tried that but it didnt really help. I tried just simplifing it, but it got really messy really fast. Can someone please help?

2. Jan 30, 2005

### dextercioby

Do you know the formula of DOUBLE radicals??If so,use it.

Daniel.