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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Presentation transcript:

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

Homework Check  3.3 Exercises pg 308 #2 – 36 E / / / / undefined undefined ,

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 log 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 )

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!