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Jeffe and Tomas collected the following data for a bouncing basketball. What is their rebound ratio as a percent? Write a model for their data and then sketch a graph of the situation.

Bounce number ()

Height, cm ()

Look at the ratios of the successive -values.

Use the general form of an exponential equation: . The parameter, , is the constant ratio, .
To find the -value, find the term.

To find the term, divide the first term, , by