SOLUTION: Hi, I have been having some troubles with my review assingment for Algebra1. My friend recommended your website for help. So I was wondering if you could possibly help me. I would

Question 185862This question is from textbook Algebra structure and method
: Hi, I have been having some troubles with my review assingment for Algebra1. My friend recommended your website for help. So I was wondering if you could possibly help me. I would greatly appreciate it if you could answer my question.Here it is:
Simplify each rational expression.
9x2-15x+25
----------
27x3+125

Thank you very much, Rachel This question is from textbook Algebra structure and method

Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
(9x2-15x+25)/(27x3+125)
.
27x^3+125
=(3x)^3+5^3 Factor
=(3x+5)(9x^2-15x+25) Factor sum of two cubes.
.
(9x^2-15x+25)/[(3x+5)(9x^2-15x+25)]
=1/(3x+5)
.
Ed

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