Lv 31,987 points

# Joel

Questions6
• ### Please explain medical term "clinical reaction". Online reference would be nice.?

Our doctor used the term "clinical reaction", but did not provide a clear explanation. A web search shows this is a very common term, but I cannot find a definition, even in the online medical terminology dictionaries. Can anyone provide a concise explanation of the term and possibly provide the URL of a site supporting this definition? Thanks!

• ### Integral of 1/[2r^2(r^2 + 1)]?

This is part of a bigger problem, but I hope you can please help me solve the integral of 1/[2r^2(r^2 + 1)], especially over the interval from negative ∞ to positive ∞. Thanks in advance!

• ### Integral of cos^2(Φ) dΦ over interval 0 to 2π?

This is part of a bigger problem, but I hope you can please help me solve the integral of cos^2(Φ) dΦ, especially over the interval 0 to 2π. Thanks in advance!

• ### How do I integrate Cos x Sin x dx?

How do I integrate Cos x Sin x dx? I'm working on an engineering problem and having trouble getting up to speed with simple integral calculus. Any help is much appreciated!