Section 3.5 Modeling with Exponential Logarithmic Functions

Exponential Growth and Decay

Example

Logistic Growth Models

Example

The Art of Modeling

Graphing Calculator - Exponential Regression Press STAT then EDIT 1. Type in the values in List 1 (x values) and List 2 (y values). Then STAT, move over to CALC and press 0. You will get values for a, b, r and r 2. The values of a and b go into the equation y=a*b^x or y=ab x.

Example L1L See the next screen for continuation of example.

Example-Graphing Calculator

Expressing y=ab x in Base e

Example

(a) (b) (c) (d)

(a) (b) (c) (d)