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Algebraic Identities

Written By Easy Life on Friday, September 27, 2013 | 9/27/2013 08:32:00 AM

Product Formulas: Binomial Formula



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The general formula is given by the Binomial Formula:
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where
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is called the Binomial Coefficient. Recall that the factorial of the natural number n is given by
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Putting the stuff together, we get
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Note also that we have
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Factoring Formulas



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which extends to the general formulas (the second formula only works for odd exponents n):
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