Question

simplify x^2-9 over x^2-6x+9

Answer 1

notice that you have a difference of squares over a perfect square

Answer 2

factoring or long division might work

Answer 3

1 + (6x-18)/(x^2-6x+9)
------------------
x^2-6x+9 | x^2 -9
-(x^2-6x+9)
-------------
6x-18


1 + 6(x-3)/(x^2-6x+9)

gotta factor either way .... so id stick to factoring

Answer 4

x^2-9 = (x+3)(x-3)
---------
x^2-6x+9 = (x-3)(x-3)

cancel out like terms

Answer 5

thank you.