The concept of functions is central to mathematics. Students can explore variables and functions using data gathered themselves.
| Instructional Days
(suggested)
15 - 19 days |
Click on subtopics below to see resources from the Ohio Resource Center
|
| a. Patterns in data that introduce functions: linear, quadratic, cubic, square root, absolute value, exponential, piecewise. | 2 |
| b. Concept of function, function notation, composition of functions. | 3-4 |
| c. Independent and dependent variables, with examples. | 1-2 |
| d. Various sources of functions: data, formulas, tables, graphs, equations, and rules. | 3-4 |
| e. Domain and range. | 1 |
| f. Graphing with technology; introducing transformations (vertical and horizontal shifts, reflections and stretches). | 3-4 |
| Review and testing | 2 |