The first 7 (a to g) are numerical and can be done on your calculator using the ln key and the ex (or inv ln) key.
a b c d e f g | ln 323 ln 0.00310 ln (-1) ln e3 e7.28 e-2.31 eln 8.02 | 5.78 -5.78 undefined 3 1.45X103 0.0993 8.02 |
(d) and (g) above, you should be able to do in your head without a calculator if you really understand logarithms.
If you still have difficulty with this material you are STRONGLY urged to use the tutorial Logarithms.