Logarithms
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ln e
1
If it is not written, what is the base of log x understood to be? (This is called a "common" log)
10
if a log base if not written it is understood to be
10
log 1
0
ln 1
0
Steps to solving a logarithmic equation
Condense each side down to a single log. Then either: a. rewrite in exponential form or b. use the fact that log a = log b means a = b (one to one property)
What is the base of ln understood to be?
e
