Is the integral you're looking for this one?
What about polar coordinates? (maybe after rescaling and
This is called LaTeX (LaTeX - Wikipedia, the free encyclopedia) and will appear if you embrace latex code between "tex" tag. For instance
[ tex]\frac{a}{b}[ /tex]
will produce -removing blank spaces after [-
You've done exactly the same thing you did in the other post you did with the same question. You said where the x variables START, but NOT where they end. Until you tell us what both x terminals are, we can't help you much...
I think Einstein said it best - "Insanity is doing the same thing but expecting a different result".