Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 5 - Section 5.1 - Exponents - Exercise Set - Page 346: 127


Anything to the power of zero is always one

Work Step by Step

Any number divided by itself gives one and so when powering a number by zero, it will give one because it is the same as multiplying both the normal and the inverse of two powers. eg) $6^{2} \times 6^{-2}$ is the same as $36 \times \frac{1}{36}$ which equates to 1 therefore, anything to the power of 0 is 1
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