Hi everyone!,
I really need help solving this problem and I would be grateful if you could provide a correct answer or both correct answer and the steps you took to solve the problem. I'll give 10 Points to whoever provides a correct solution or correct solution and steps. The question will be posted below.
Thanks,
Stacy
I'll type the problem below here:
∫(2xdx)/(x²+5)ln(x²+5)=____________+C
Update:Hi Sahsjing.
Thank you very much for helping!
When I am able to vote your answer as my best, I will do so.
Question Closed.
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Answers & Comments
Verified answer
∫(2xdx)/(x²+5)ln(x²+5)
= ∫(d(x²+5)/(x²+5)ln(x²+5)
= ∫(dln(x²+5)/ln(x²+5)
= ln(ln(x²+5)) + C
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Ideas: Use mental substitution.
http://answers.yahoo.com/question/index;_ylt=ApU3X...