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November 19th, 2012, 10:33 AM  #1 
Senior Member Joined: Sep 2011 Posts: 395 Thanks: 0  Integrating Trigonometric Functions
Can anyone help me confirm if I've solved this correctly? Many thanks. Q. By writing & by then using the substitution , show that . Attempt: Change of Variable: Therefore, 
November 19th, 2012, 10:36 AM  #2 
Math Team Joined: Jul 2011 From: North America, 42nd parallel Posts: 3,372 Thanks: 233  Re: Integrating Trigonometric Functions
Looks almost good to me, you need 3 as the exponent on cos 
November 19th, 2012, 11:18 AM  #3 
Senior Member Joined: Sep 2011 Posts: 395 Thanks: 0  Re: Integrating Trigonometric Functions
Great, thank you.


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functions, integrating, trigonometric 
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