Evaluate each logarithm. Round your answer to the nearest ten thousandth.
1. Log5 15
2. 3ln (1/e4/5)
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1. To evaluate log5 15
Divide
Exact answer: log(15) / log (5)
or 1.682....
2. -3ln ( 1/e^4/5)
Expnad:
-3(-4/5 ln(e))
ln of e = 1
-3(-4/5*1)
-3(-4/5)
As a fraction: 12/5 or 2 2/5
As a decimal 2.4