Notice that the graph of y=log⁡(x−3)−1 has the same shape as the graph of y=log(x), and it has been shifted 3 units to the right and 1 unit down. Now add to the same picture the graph of y=log⁡(x−3a) for various values of "a" until the two graphs match. What is "a"?

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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 Notice that the graph of y=log⁡(x−3)−1 has the same shape as the graph of y=log(x), and it has been shifted 3 units to the right and 1 unit down. Now add to the same picture the graph of y=log⁡(x−3a) for various values of "a" until the two graphs match. What is "a"?

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