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September 16, 2014

September 16, 2014

Posted by **anon** on Sunday, December 18, 2011 at 6:06pm.

5e^xlog_9 = 11

Is x = (ln11-ln5/log_9 exact form??????

- algebra -
**Steve**, Sunday, December 18, 2011 at 8:27pmassuming you mean

5e^(xlog 9) = 11

then

e^(x ln 9) = 11/5

x ln 9 = ln(11/5)

x = (ln 11 - ln 5)/ln 9

you are correct

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