Homework Help: College Algebra

Posted by Mary on Thursday, September 16, 2010 at 9:00am.

The problem is to find the domain of 2x+7 / x^3-5x^2-9x+18. I know that x^3-5x^2-9x+18 cannot = 0. What I can't remember is how to solve x^3-5x^2-9x+18 ≠ 0. Thanks!

College Algebra - Henry, Friday, September 17, 2010 at 3:46pm
Since there is no value of x that will
make the denominator = 0, the Domain
is all real values oF X.
College Algebra - Solve for x, Thursday, April 5, 2012 at 5:37am
X(x^2+1)(x-3)/x-2=0

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