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OpenStudy (anonymous):
please help: integral (1/(x^2-4)^1/2)dx
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OpenStudy (anonymous):
(x^2-4)^1/2 + C
OpenStudy (anonymous):
I am suppose to be using trig substitution
OpenStudy (anonymous):
hold on. I did this wrong anyway.
OpenStudy (anonymous):
I got arcsin(2/x) but I have no idea if its correct though. sorry
OpenStudy (anonymous):
thanks anyways
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