Unit 4 Test Review

A local newspaper said that the city of Luttrell is expected to grow by 5% each year. The population in 2012 is 178,457 people. Let t represent the number of years after 2012. Which equation could be used to determine the total expected population, P, of Luttrell in t years?

A population of 5 rabbits is released into a wild-life region. The population doubles each year for 5 years. Which of the following graphs represents this situation?

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The table to the left represents the function F. Choose the correct equation.

• 216

• 108

• 60

• Cannot be determined

Which explicit equation represents the pattern in the table to the left?

• 439,952.3

• 7

• 1440

• 272

Which function represents this sequence?

The points (0,1), (1,9), (2,81), and (3,729) are on the graph of a function. What equation represents that functions?