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### Exponential and Logarithmic Equations

 13.1 Solving Logarithmic equations (by hand)Explanation:Notes | AnnotatedKhan video: Evaluating logarithms (advanced)Practice Problems:Khan exercise: Evaluate logarithms (advanced)Worksheet #1 | AnswersWorksheet #213.2 Properties of LogsExplanation:Notes | AnnotatedPractice Problems:13.3 Solving Exponential Equations by Using the Change of Base Formula or by Taking the Log of Both SidesExplanationSolving Exponential EquationsChange of base: Khan video: Evaluating logarithms: change of base ruleKhan article: Logarithm change of base rule introKhan video: Change of base formula proof (honors)Khan article: Logarithm properties review (includes 13.2 information)Practice Problems:worksheet Solving Exponential EquationsChange of Base: Khan: Evaluate logarithms: change of base rule13.4 Solving Logarithmic Equations Explanation:Practice Problems:Worksheet #1 | AnswersWorksheet #213.5 Using Exponential and Logarithmic Models to Analyze Problem Situations Explanation:NotesPractice Problems:Worksheet #1Review