- #1

- 31

- 0

## Homework Statement

Write the expression in simplest radical form, if a radical appears in the denominator, rationalize the denominator

## Homework Equations

[tex]\sqrt{9x^2-6x+1}[/tex]

## The Attempt at a Solution

the answer in the book says the answer is 3x - 1

I do not understand this, because i thought the rule was that the sum of radicals cannot be simplified

can someone please explain to me how this happend, it would be greatly appreciated.