Answer
a) $0\lt x\lt 1$
b) $x\gt \ln 5$
Work Step by Step
a) $x\gt 0,$
taking the exponential of both sides: $x\lt e^0=1$
$\therefore 0\lt x\lt 1$
b) taking the logarithms of both sides: $x\gt \ln 5$
Calculus: Early Transcendentals 8th Edition
by Stewart, James
Published by
Cengage Learning
ISBN 10:
1285741552
ISBN 13:
978-1-28574-155-0
Chapter 1 - Section 1.5 - Inverse Functions and Logarithms - 1.5 Exercises - Page 67: 55
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