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calc/integral question
having trouble with this question
int[1/((x^2+4)^2)
and i make a trig substitution x=2tan(u)
and it seems to get harder with that but its suppose to be it..
having trouble with this question
int[1/((x^2+4)^2)
and i make a trig substitution x=2tan(u)
and it seems to get harder with that but its suppose to be it..
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