Example 2

The eleventh grade students are planning a dance. Snacks will be sold at the dance, and the dance committee is trying to determine how many snacks to buy. The dance committee estimates that of the students who buy tickets to the dance will want to buy snacks. Only tickets will be sold. The number of snacks, , to order can be written as a function of the number of tickets, , ordered. For any number of tickets sold, , the committee can order snacks, where . Create a graph to show the number of snacks to order for any number of tickets sold.
  1. Determine the domain for the problem statement.
  2. Determine the range for the given domain.
  3. Use a calculator to graph the function on the restricted domain and range.
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