Linear Functions and Graphs
This chapter covers how to use the Cartesian coordinate system to locate and plot points on a plane, understand a function as a rule that maps each input to exactly one output, evaluate a function given a specific input value.
Secondary 19 sectionsO-Level Mathematics (4052)
Learning Outcomes
- Use the Cartesian coordinate system to locate and plot points on a plane
- Understand a function as a rule that maps each input to exactly one output
- Evaluate a function given a specific input value
- Identify the gradient and y-intercept from the equation y = mx + c
- Calculate the gradient of a straight line from two points
- Sketch and interpret linear graphs, including horizontal and vertical lines
- Apply linear functions to model and solve real-world problems
Start reading
9 sections, beginning with Why Linear Functions Matter.
Practise this chapter
Questions on Linear Functions and Graphs, marked as you go, with the working shown.