# Not sure how to solve this.solve for x.77=13^xx = ?------First, take the log of both sides of the equation.log(77)= log(13^x)Then use the following identity to isolate x.log(a^x)=x*log(a)

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
Question

Not sure how to solve this.

solve for x.
77=13^x
x = ?
------
First, take the log of both sides of the equation.
log(77)= log(13^x)
Then use the following identity to isolate x.
log(a^x)=x*log(a)

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