Title: 2_5 The Straight Line
Course: HELM Workbooks 2023-2024 > Section: HELM 2: Basic Functions

Probably the most important functions and graphs that you will use are those associated with the straight line. A large number of relationships between variables can be described using a straight line or linear graph. Even when this is not strictly the case it is often possible to approximate a relationship by a straight line. In this quiz, we study the equation of a straight line, its properties and graph.