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Integral
Posted:
23/11-2010 18:24
by
gabel
[tex]L = \int_0^a \sqrt{1+4x^2}dx[/tex]
Trenger noen hint, står helt fast
Posted:
23/11-2010 18:54
by
drgz
http://www.wolframalpha.com/input/?i=integrate+sqrt
[1%2B4*x^2]