Answer
lower sum = 10
upper sum = 16
Work Step by Step
lower sum = sum of areas of all the rectangles by ignoring incomplete squares = 4+4+2+0=10
upper sum = sum of areas of all the rectangles by considering incomplete squares = 5+5+4+2 =16
Calculus 10th Edition
by Larson, Ron; Edwards, Bruce H.
Published by
Brooks Cole
ISBN 10:
1-28505-709-0
ISBN 13:
978-1-28505-709-5
Chapter 4 - Integration - 4.2 Exercises - Page 263: 32
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