Go Back   Physics Help Forum > College/University Physics Help > General Physics

General Physics General Physics Help Forum

Reply
 
LinkBack Thread Tools Display Modes
Old Feb 6th 2009, 03:44 PM   #1
Junior Member
 
joepinsley's Avatar
 
Join Date: Nov 2008
Posts: 12
Integration Problem

How do integrate the indefinite integral:
(x^2-3x-5)/(x+1) dx
Thanks
joepinsley is offline   Reply With Quote
Old Feb 6th 2009, 09:13 PM   #2
Senior Member
 
Join Date: Dec 2008
Location: Las Cruces NM
Posts: 256
Divide $\displaystyle x+ 1 $ into $\displaystyle x^2 -3x -5 $ obtaining the quotient $\displaystyle x- 4 $ and the remainder $\displaystyle 1 $.

So $\displaystyle \frac {x^2 -3x - 5} {x + 1} = (x+1)(x-4) + \frac {1}{x+1} $

Then Integrate the polynomial and the fraction separately.
tashirosgt is offline   Reply With Quote
Reply

  Physics Help Forum > College/University Physics Help > General Physics

Tags
calculus, integration, problem



Thread Tools
Display Modes


Similar Physics Forum Discussions
Thread Thread Starter Forum Replies Last Post
integration problem, average P.E of SHM sharanx Advanced Mechanics 4 Aug 10th 2013 04:38 AM
[SOLVED] CM of isosceles triangle using integration drugcpp Kinematics and Dynamics 1 Nov 16th 2010 09:31 AM


Facebook Twitter Google+ RSS Feed