Answer
166
Work Step by Step
To evaluate the sum we simply substitute all the values of the index into the expression. When we get this we get $4^2+5^2+6^2+7^2$. When we evaluate we get $16+25+36+49$ or $65+61$ or 166
Precalculus: Mathematics for Calculus, 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
Published by
Brooks Cole
ISBN 10:
1305071751
ISBN 13:
978-1-30507-175-9
Chapter 12 - Review - Exercises - Page 890: 37
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