**Chapter Outline**

**6.3** Exponential and Logarithmic Equations

**6.4** Exponential and Logarithmic Models

**Introduction** In the preceding chapters we considered functions such as *f*(*x*) = *x*^{2}, that is, a function with a variable base *x* and constant power or exponent 2. We now examine functions having a constant base *b* and a variable exponent *x*.

DEFINITION 6.1.1 *Exponential Function ...*

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