January 18th, 2010, 04:08 PM  #1 
Senior Member Joined: Nov 2009 Posts: 169 Thanks: 0  Find area
Find the area between the graph of f and the xaxis. 
January 18th, 2010, 04:14 PM  #2 
Member Joined: Dec 2009 Posts: 31 Thanks: 0  Re: Find area
Just take the definite integral of f(x) from 2 to 1 (your final answer will be 11/3).

January 18th, 2010, 04:37 PM  #3  
Senior Member Joined: Nov 2009 Posts: 169 Thanks: 0  Re: Find area Quote:
I got 4/7 as my final answer, do I need a minus sign in front of the integral, the anti deritavitive I got is  
January 18th, 2010, 05:15 PM  #4 
Senior Member Joined: Aug 2008 From: Blacksburg VA USA Posts: 351 Thanks: 7 Math Focus: primes of course  Re: Find area
well, Wolframalpha gives 11/4 ...

January 18th, 2010, 05:19 PM  #5  
Senior Member Joined: Nov 2009 Posts: 169 Thanks: 0  Re: Find area Quote:
Can you show me how you got that, what is the anti derivative you got?  
January 18th, 2010, 05:21 PM  #6 
Senior Member Joined: Feb 2009 From: Adelaide, Australia Posts: 1,519 Thanks: 3  Re: Find area 
January 18th, 2010, 05:25 PM  #7 
Global Moderator Joined: Oct 2008 From: London, Ontario, Canada  The Forest City Posts: 7,950 Thanks: 1141 Math Focus: Elementary mathematics and beyond 
Didn't see the above.

January 19th, 2010, 02:45 AM  #8  
Global Moderator Joined: Dec 2006 Posts: 20,820 Thanks: 2159  Quote:
 

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