Texas Instruments TI-83 - 5.2 Exponential Functions; Example 1 Using a Calculator to Evaluate Powers of 2; 5.8 Exponential, Logarithmic, and Logistic Curve Fitting; Example 1 Fitting a Curve to an Exponential Model

5.2 EXPONENTIAL FUNCTIONS
EXAMPLE 1 Using a Calculator to Evaluate Powers of 2
Using a calculator, evaluate:
(a)
4.1
2
SOLUTION On the HOME screen type 2. Now press the caret (^) key.
Finally, type 1.4 as shown:
Press ENTER to obtain the result shown in Figure 12. w
5.8 Exponential, Logarithmic, and Logistic Curve Fitting
EXAMPLE 1 Fitting a Curve to an Exponential Model
(a) Using a graphing utility, draw a scatter diagram
(b) Using a graphing utility, fit an exponential model to the data.
Caret key