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Mathematics 21 Online
OpenStudy (anonymous):

3/x2 + 5x + 6 + x − 1/x + 2 = 7/x + 3 Classifying Solutions to Rational Equations x = ⇒ 7 is a solution. x = ⇒ -2 is an extraneous solution. Can someone please explain this to me... or break it down. I am not understanding it...

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