Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 12 Sequences and Series - 12.3 Analyze Geometric Sequences and Series - 12.3 Exercises - Quiz for Lessons 12.1-12.3 - Page 817: 8



Work Step by Step

Here, we have the first term: $i_1=(1)^2+3=4$; Second Term: $i_2=(2)^2+3=7$; Third Term: $i_3=(3)^2+3=12$; Fourth Term: $i_4=(4)^2+3=19$ Last Term: $i_5=(5)^2+3=28$; Add all the terms: $S_i=4+7+12+19+28=70$
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