May 27th, 2009, 01:34 PM  #1 
Newbie Joined: May 2009 Posts: 1 Thanks: 0  I need help I am teaching myself
What is the limit of (X^3)*ln(abs x) as x approaches 0?.... abs is absolute value.

May 27th, 2009, 01:46 PM  #2  
Global Moderator Joined: May 2007 Posts: 6,821 Thanks: 722  Re: I need help I am teaching myself Quote:
ln(x) > oo as x>0. Net result, you have a sign ambiguity.  
May 27th, 2009, 03:55 PM  #3 
Senior Member Joined: Jul 2008 Posts: 895 Thanks: 0  Re: I need help I am teaching myself
Graph the function, and you'll see how it behaves as x approaches zero from the negative and from the positive.


Tags 
teaching 
Thread Tools  
Display Modes  

Similar Threads  
Thread  Thread Starter  Forum  Replies  Last Post 
Teaching a more interesting Mathematics  GARIBAYY  Academic Guidance  3  January 20th, 2012 08:14 PM 
Teaching!  matthematical  Academic Guidance  4  July 20th, 2011 01:01 PM 
Learning and Teaching Mathematics  help  mcpt  Academic Guidance  1  March 12th, 2010 02:21 PM 
Selfteaching to get to Calculus  wondermoose  Calculus  2  May 5th, 2009 06:32 AM 
Teaching myself linear algebra  mattman059  Linear Algebra  4  August 18th, 2008 07:22 AM 