My Math Forum Logarithms

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April 24th, 2016, 05:59 PM   #1
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Logarithms

Hi,
I'm having problems solving this problem. I'll past the question with its answer first, with my working next. The answer is -0.41 but I got .231
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 April 24th, 2016, 06:03 PM #2 Senior Member   Joined: Feb 2016 From: Australia Posts: 1,834 Thanks: 650 Math Focus: Yet to find out. Sorry but I can't read the question from the attachment. It's too blurry, can you re-upload?
 April 24th, 2016, 06:04 PM #3 Global Moderator     Joined: Oct 2008 From: London, Ontario, Canada - The Forest City Posts: 7,958 Thanks: 1146 Math Focus: Elementary mathematics and beyond Your image is impossible to read. What's the question?
April 24th, 2016, 06:04 PM   #4
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Quote:
 Originally Posted by App Hi, I'm having problems solving this problem. I'll past the question with its answer first, with my working next. The answer is -0.41 but I got .231
Here is my working
Attached Images
 image.jpg (20.2 KB, 5 views)

 April 24th, 2016, 06:08 PM #5 Math Team     Joined: Jul 2011 From: Texas Posts: 3,002 Thanks: 1588 $2+3e^x = 4$ $3e^x = 2$ $e^x = \dfrac{2}{3}$ $x = \ln\left(\dfrac{2}{3}\right) \approx -0.41$ Thanks from App
April 24th, 2016, 06:15 PM   #6
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Quote:
 Originally Posted by App Hi, I'm having problems solving this problem. I'll past the question with its answer first, with my working next. The answer is -0.41 but I got .231
Here is my working

Here the question, again.
Attached Images
 image.jpg (21.6 KB, 11 views)

 April 24th, 2016, 07:34 PM #7 Senior Member   Joined: Feb 2016 From: Australia Posts: 1,834 Thanks: 650 Math Focus: Yet to find out. Is this a new question? If so, please start a new thread. Also, this image is unreadable as well...

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