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 Algebra Pre-Algebra and Basic Algebra Math Forum

 April 6th, 2009, 01:35 AM #1 Newbie   Joined: Apr 2009 Posts: 1 Thanks: 0 integrating factor method this is the end part of a question and i dont understand the final integrating part. now Y.IF = / Q.IF dX (/ = THE INTEGRATION SIGN) THEREFORE Y (1-X^2)^1/2 = / (1/1-X^2).(1-X^2)^1/2 dX Y.(1-X^2)^1/2 = / (1/(1-X^2)^1/2 dX / (1/(1-X^2)^1/2) dX = SIN^-1 X + C Y.(1-X^2)^1/2 = SIN^-1 X + C The bit that i do not get is how did they get from / (1/(1-x^2)^1/2) dX = sin^-1 x + C i cant see how they integrated to get to sin-1 x, is there a method that i do not know? thank you for helping! April 6th, 2009, 11:28 AM #2 Global Moderator   Joined: Dec 2006 Posts: 21,026 Thanks: 2257 Tags factor, integrating, method Thread Tools Show Printable Version Email this Page Display Modes Linear Mode Switch to Hybrid Mode Switch to Threaded Mode Similar Threads Thread Thread Starter Forum Replies Last Post Linda2 Calculus 1 March 16th, 2012 08:10 PM arron1990 Calculus 10 February 12th, 2012 04:26 AM indiana1234 Applied Math 0 December 14th, 2010 01:47 PM asd Real Analysis 1 May 14th, 2010 04:30 PM asd Applied Math 1 December 31st, 1969 04:00 PM

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