Which cube members are not in the sequence and prove it? 2, 5, 8, 11, 14, ... How can this be proved
Last edited by Natasha; Feb 12th 2006 at 02:54 PM.
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Originally Posted by Natasha Which cube members are not in the sequence and prove it? 2, 5, 8, 11, 14, ... How can this be proved Thus you want to find, I believe you may state that, if and only if, (there is a such as) . Thus, all the values of which are "cubic residues" which are Maybe?
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