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5.2 EXPONENTIAL FUNCTIONS
EXAMPLE 1 Using a Calculator to Evaluate Powers of 2
Using a calculator, evaluate:
(a)
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.
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.
1
4 .
Caret key
w
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