## Calculus (3rd Edition)

Published by W. H. Freeman

# Chapter 7 - Exponential Functions - 7.1 Derivative of f(x)=bx and the Number e - Exercises - Page 327: 3

#### Answer

$x=4$

#### Work Step by Step

We know that if the bases are equal and the expressions are equal then the exponents must be equal. Thus $2x=8\\x=4$

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