amberricour amberricour

21-11-2016
Mathematics

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solve: log 3=.5, then log 1/9=?

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HomertheGenius HomertheGenius

24-11-2016

If we know that log 3 = .5, we have to solve:
log 1/9 = ?
log 1/9 = log 3^(-2) = -2 * log 3= ( because: log x^n = n log x )
- 2 * .5 = - 1
Answer: log 1/9 = - 1

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