SOLUTION: Express in terms of sums and differences of logarithm: ln 9/2x^2y I came up with ln9-2ln + ln2x + ln y. This is not correct. Thanks

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: Express in terms of sums and differences of logarithm: ln 9/2x^2y I came up with ln9-2ln + ln2x + ln y. This is not correct. Thanks       Log On


   

Question 468282: Express in terms of sums and differences of logarithm:
ln 9/2x^2y
I came up with ln9-2ln + ln2x + ln y. This is not correct.
Thanks
Found 2 solutions by stanbon, ewatrrr:
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Express in terms of sums and differences of logarithm:
ln [9/2x^2y]
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= ln(9)-ln(2x^2y)
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= ln(9)-[ln(2)+2ln(x)+ln(y)]
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= ln(9)-ln(2)-2*ln(x)-ln(y)
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Cheers,
Stan H.
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Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

If I am understanding Your question properly:

ln (9/2)x^2y = ln9 - ln2 + 2lnx + lny