Determine a família de funções representada por ∫ 36/(x−1)(x+5)² dx A 6/(x+5) + ln|x−1| − ln|x−5| + k, k real B 36/(x−5) − ln|x−1| − ln|x−5| + k, k real C 36/(x−1) + ln|x| + 5| − ln|x−1| + k, k real D 1/(x+5) + arctg(x−1) − arctg(x+5) + k, k real E 36/(x+5) + 6ln|x+5| − 6ln|x−1| + k, k real
