Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 4 - Section 4.3 - Logarithmic Functions - 4.3 Exercises - Page 351: 2

Answer

The function f(x)=log9x is the logarithm function with base 9. So f(9)=1 f(1)= 0 f(1/9)=-1 f(81)=2 f(3)=1/3

Work Step by Step

The answer must be the exponent that 9 is raised to in order to come to answer of x. For example f(81)=2 because 9 rasied to the second power will give you x=81.
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