Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 1 - Problem Solving and Critical Thinking - 1.1 Inductive and Deductive Reasoning - Exercise Set 1.1: 32

Answer

19

Work Step by Step

3,9,15,5,11,17,7,13 the above pattern is as follows: First numbers is obtained by adding 6 to the previous number(3,9,15) Subtract 10 from the third number to get the fourth number of the series (15-10) =5 again add 6 to the set of next 3 numbers(5,11,17) Again subtract 10 from the last number(17 -10) = 7 Again add 6 to get the next 3 numbers (7,13,19) so the next number is 19.
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