# 3 over root3

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• January 16th 2010, 11:39 AM
andyboy179
3 over root3
• January 16th 2010, 11:46 AM
masters
Quote:

Originally Posted by andyboy179

Hi andyboy,

This is correct. And to simplify...

$\frac{3}{\sqrt{3}}=\frac{3\sqrt{3}}{3}=\sqrt{3}$
• January 16th 2010, 12:30 PM
Archie Meade
The reason is

$\frac{3}{\sqrt{3}}=\frac{3}{\sqrt{3}}\ \frac{\sqrt{3}}{\sqrt{3}}$

since any non-zero number divided by itself is 1,
and multiplying by 1 does not change a value, just it's form.