Simplify Rational Expressions?

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Simplify Rational Expressions?

4x-24 x^2 - 9
--------------------x--------------------
x^2 - 18x +81 6-x

2007-09-18 17:27:27 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

2 answers

I am assuming the expression looks like this

(4x-24)/(x^2-18x+81) * (x^2-9)/(6-x)

I can factorize them but I am not sure there is much to reduce.

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

-4 (x+3)(x-3) / (x+9)^2

2007-09-18 17:42:06 · answer #1 · answered by norman 7 · 0⤊ 0⤋

what is the x in the middle of the line represent?

2007-09-19 00:31:45 · answer #2 · answered by nlween 2 · 0⤊ 0⤋