Question 328873: Find the logarithm using the change-of base formula.Round to the nearest ten-thousandth. log5 0.389 Found 2 solutions by Edwin McCravy, Fombitz:Answer by Edwin McCravy(20056) (Show Source): You can put this solution on YOUR website! Find the logarithm using the change-of base formula.Round to the nearest ten-thousandth.
Change of base formula:
Let the GIVEN BASE be 5 and the NEW BASE be 10 (the calculator's log base).
Then get the calculator and find those logs
Edwin