Episode 4 — Inverse Graphs

Functions

Learners will be able to:

• Identify the characteristics of a function in terms of one-to-one and many-to-one mappings. • Describe the domain and range of a function using interval notation and inequalities. • Explain how to restrict the domain of a function using interval notation or inequalities. • Sketch the graph of a function on the Cartesian plane from its ordered pairs. • Identify the difference between open and closed brackets in interval notation.