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April 23, 2014

April 23, 2014

Posted by **greeny** on Monday, May 21, 2012 at 10:45pm.

how do i this problem? thanks!

- math trig -
**Jai**, Monday, May 21, 2012 at 10:55pmln(2x-5) = 4

we raise both sides by e:

e^(ln(2x-5)) = e^4

the e and ln will be cancelled, leaving only the 2x - 5:

2x - 5 = e^4

2x = e^4 + 5

x = (e^4 + 5)/2

hope this helps~ :)

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