Algebra: A Combined Approach (4th Edition)

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

Chapter 12 - Section 12.5 - Logarithmic Functions - Vocabulary and Readiness Check - Page 874: 6


($0 , \infty$)

Work Step by Step

The domain of a function is every valid input, that is every valid value of x. The argument of a logarithmic function has to be a positive number, otherwise it is undefined. Thus the valid inputs of $y = log_2x$ are all positive number, which in interval notation is ($0 , \infty$)
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.