# Warm UpFeb. 10 th 1. Explain how to use a calculator to find log 3 14. 2. Rewrite as a single term: (lnx + 2ln y) – (3lnx + lny) 3. Expand: 4. Evaluate:

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Warm UpFeb. 10 th 1. Explain how to use a calculator to find log 3 14. 2. Rewrite as a single term: (lnx + 2ln y) – (3lnx + lny) 3. Expand: 4. Evaluate: log 2 64 3

Homework Check  3.3 Exercises pg 308 #2 – 36 E 2. 04. 4 6. -2/58. 4 10. -412. -3/2 14. -416. 0 18. -7/220. 8 22. 1424. 1/5 26. -0.04228. undefined 30. -0.31132. undefined 34. 10,00036. 0.001

Homework Check  3.4 Exercises pg 316 #2 – 28 E 2. ln 9 + ln y = 2ln 3 + ln y4. log 2 – log y 6. -2log 2 x8. log x + 3log y 10. 3 + 4log x12. 1/3 ln x – 1/3 ln y 14. log 5x16. ln (x/y) 18. log 5 √z20. log (y 4 /z) 22. log (x 9 y 5 z 4 )24. 1.8295 26. 2.236228. -2.0922

Solving Exponential and Logarithmic Equations

Homework  Worksheet #25 – 57 odd  Circled on back #79, 85, 89, 91, 93 and 95  Quiz Monday on Change of Base and Properties of Logs – No Calculator!

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