Answer
a) f''
b) f'
c) f
Work Step by Step
a) f''
The tangent line to (c) is horizontal at x = 1 and x = 3 where (b) has roots
b) f'
The tangent line to (b) is horizontal at x = 2 and x = 0 where (a) has roots
c) f
Calculus (3rd Edition)
by Rogawski, Jon; Adams, Colin
Published by
W. H. Freeman
ISBN 10:
1464125260
ISBN 13:
978-1-46412-526-3
Chapter 3 - Differentiation - 3.5 Higher Derivatives - Exercises - Page 136: 39
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