week 4 concept check - You need to make sure that your...

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When solving a rational equation, why is it necessary to perform a check? It is always a good idea to check your work because everyone makes mistakes. It is especially necessary for a check to be done for rational equations, which have denominators.
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Unformatted text preview: You need to make sure that your solution does not make a denominator equal to zero because that would make the solution invalid and there may be no solution....
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This note was uploaded on 04/18/2011 for the course MAT 117 117 taught by Professor Billings during the Spring '10 term at University of Phoenix.

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