Answer
$=\sum ^{15}_{i=1}\dfrac {5}{1+i}$
Work Step by Step
$\dfrac {5}{1+1}+\dfrac {5}{1+2}+\dfrac {5}{1+3}+...+\dfrac {5}{1+15}=\sum ^{15}_{i=1}\dfrac {5}{1+i}$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter 11 - Further Topics in Algebra - 11.1 Sequences and Series - 11.1 Exercises - Page 1015: 86
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