# Modeling an Invasive Species Population

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Lesson Plans and Worksheets for Algebra I
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More Lessons for Algebra I
Common Core For Algebra I

Examples, solutions, and videos to help Algebra I learn four transformations of functions.

### New York State Common Core Math Module 3, Algebra I, Lessons 24

Worksheets for Algebra I, Module 3, Lesson 24 (pdf)

Lesson 24 Student Outcomes

• Students create piecewise and step functions that relate to real-life situations and use those functions to solve problems.
• Students interpret graphs of piecewise and step functions in a real-life situation.

Lesson 24 Exit Ticket

1. Use the graph to complete the table.
2. Write a formula involving step functions that represents the cost of postage based on the graph shown above.
3. If it cost \$0.54 Trina to mail her letter, how many ounces did it weigh?

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