how do I find the antiderivate to: cot(x+4) and xarccot(4x) ??
Last edited by weasley74; March 11th 2008 at 09:18 AM.
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Originally Posted by weasley74 how do I find the antiderivate to: cot(x+4) and xarctan(4x) ?? Set Sub back in.
I'm sorry! it should be (cot(x+4))^2
Last edited by ThePerfectHacker; March 16th 2008 at 06:23 PM.
Let , then . Or simply,
Originally Posted by colby2152 Set Sub back in. Interesting note, subbing back in gives: However, quick integration rules says the integral is: Setting these equal to each other, since they are equivalent gives:
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