Which expression represents the integral of f(t)=t−1f(t) = t^{-1}f(t)=t−1?
ln∣t∣+C\ln|t| + Cln∣t∣+C
−t−2+C-t^{-2} + C−t−2+C
t0+Ct^0 + Ct0+C
et+Ce^t + Cet+C