If f(x)=loga(x)f(x) = \log_a(x)f(x)=loga(x) and f(5)=kf(5) = kf(5)=k, determine f(0.04)f(0.04)f(0.04) in terms of kkk.
−2k-2k−2k
k−2k^{-2}k−2
−2/k-2/k−2/k
2k2k2k