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Topic: Divisibility by 3
Replies: 3   Last Post: Oct 31, 2004 12:09 PM

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Mike Stuart

Posts: 8
Registered: 12/4/04
Divisibility by 3
Posted: Oct 31, 2004 8:51 AM
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Can anyone help me with a proof for the divisibility by three test?
Wolfram's proof is too hard for my students and the "it just is"
approach is too ....something.

Thank you

ps-My students are in Algebra 2.

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