Express each of the following using the summation (or Sigma) notation. In parts (a), (d), and (e),
Question:
(a)
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(b) 1 + 4 + 9 + 16 + 25 + 36 + 49
(c) 13 - 23 + 33 - 43 + 53 - 63 + 73
(d)
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(e)
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Related Book For 
Discrete and Combinatorial Mathematics An Applied Introduction
ISBN: 978-0201726343
5th edition
Authors: Ralph P. Grimaldi
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