Q&A #4168

Teachers' Lounge Discussion: Algebra

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From: Loydlin

To: Teacher2Teacher Public Discussion
Date: 2001113009:19:37
Subject: Re: Algebra

I too had the proof at one time. It is based up on dividing by zero. At the beginning of the problem, you set a=b and then later divide by a-b. Many students I tutor, have not been exposed to the idea that you can't divide by zero.

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