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13. ln e(x+2) = 5 14. ln e3x = 21 15. 16. Use a calculator to evaluate each expression. Plug it in and round to three decimal places. 17. e3 18. 19. ln 1.6 20. 4ln 6 + 7 21. 5ln 7 – ln 8. Part 3: Expand the expression using the properties of logs. The word log will be used repeatedly in each problem. 1. log6 3x 2. log2 3. log10 xy2 4. ................
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