Hello, I am absolutely stumped on this one. I'm assuming all of my work is correct up until the end, but I don't know how to proceed using Trigonometric Substitution. Please help!
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Originally Posted by Troopa Hello, I am absolutely stumped on this one. I'm assuming all of my work is correct up until the end, but I don't know how to proceed using Trigonometric Substitution. Please help! (and of course it's not there is no integration rule to justify such a step!)
So then... Is this right?
Originally Posted by Troopa So then... Is this right? no. first, where's your integral sign? secondly, how do we integrate cosine? We don't just simply integrate the argument.
Now back substitute.
Thanks for your help. I'm gonna finish this and get some help in my math lab.
Last edited by Troopa; Jan 21st 2010 at 10:27 PM.
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