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log(4x) = -1
please show me how to solve this
 Jan 31, 2014
 #1
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Quote:

log(4x) = -1



assuming that's a base 10 log

log(4x) = -1

10^(log(4x)) = 10^-1

4x = 10^-1 = 1/10

x = 1/40
 Jan 31, 2014
 #2
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oh my gosh, thank you. that makes sense. thanks.
 Jan 31, 2014

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