Answer
$70$
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: $S_i=4+7+12+19+28=70$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
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
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