Question 194671
ln ( x/(5*e) ) = lnx-ln5 -lne  =  ln x -1.609 -1  =  lnx -2.609
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check  by  letting  x=10  in  both  original  and  answer,  both  give  -.306,,,ok
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remember  log(a/b) =  log  a -  log b
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and  log (ab) =  log a  +  log b