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log28=log4+logx
 Feb 4, 2014
 #1
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Quote:

log28=log4+logx



get the constants on one side and x on the other

logx = log28 - log4

then use a law of logs to combine log28 - log4 into a single term. Do you remember how to do that?

logA - logB = log(A/B)

see if you can finish it
 Feb 4, 2014

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