Thinking Mathematically (6th Edition)

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

Chapter 5 - Number Theory and the Real Number System - 5.5 Real Numbers and Their Properties; Clock Addition - Exercise Set 5.5 - Page 310: 88


The information makes sense.

Work Step by Step

The humour in the above diagram is that cartoon is based on the fact that rational and the real number has different meanings in mathematics and in everyday life. Rational numbers are those numbers which are of the form \[\frac{p}{q}\] where p, q are integers and\[q\ne 0\]. Real numbers include all the rational numbers such as integers and fractions and all the irrational numbers. The provided humour in the provided diagram is that \[i\]is an imaginary number, if the \[i\] has been a rational number then it would have been a real number. Thus, the humour in the provided cartoon make sense.
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