Evaluate each of the following logarithmic expressions:
a. \log _{10}0.004
b. \log _{10}250,000
c. \log _{10}(0.08)(240)
d. \log _{10}\frac{1\times10^4}{1\times10^{-4}}
e. \log _{10}(10)^4
Evaluate each of the following logarithmic expressions:
a. \log _{10}0.004
b. \log _{10}250,000
c. \log _{10}(0.08)(240)
d. \log _{10}\frac{1\times10^4}{1\times10^{-4}}
e. \log _{10}(10)^4