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Powered by Question2AnswerAnswered: What is the formula to find the sum of an Arithmetic Sequence?
http://thestudybase.com/index.php?qa=19&qa_1=what-is-the-formula-to-find-the-sum-of-an-arithmetic-sequence#a30
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S<sub>n </sub>= n/2( 2a+(n-1)d)</p>Core Mathematicshttp://thestudybase.com/index.php?qa=19&qa_1=what-is-the-formula-to-find-the-sum-of-an-arithmetic-sequence#a30Wed, 30 Mar 2011 14:26:32 +0000