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# CPM Algebra 2 Changing Exponents To Logs

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### Transcript

• 1. Logarithms Lesson Objective: Students will learn how to rewrite exponential functions as logarithmic functions and vice-versa to solve for an exponent.
• 2. Question
• If you received \$32,000 and invested it at 16% compounded annually, how long would it take to make \$50,000?
In real life, you may need to know the EXACT answer.
• 3. Writing an Exponential Equation a Logarithmic Equation b x = a log Say, “log base b” of a Log b a = x log function always equals the exponent Base Exponent
• 4. Writing an Exponential Equation a Logarithmic Equation 3 x = 12 log Log 3 12 = x