ClassroomThe classroom
Back to the lesson libraryMATH SIDE LESSON
B03 A SMALL STEP SIDEWAYS

A function is a rule

A photo goes in, "cat" comes out. Every AI model is a function. Learn to read f(x), work one out, and see the same rule as a table and a graph.

LESSON OVERVIEW9 min lesson

Lesson overview

A photo goes in, "cat" comes out. Every AI model is a function. Learn to read f(x), work one out, and see the same rule as a table and a graph.

What you’ll explore

  • Read f(x) notation, work out a function's output for a given input, and connect the same rule to a table and a graph.
GO TO THE SOURCE

Original explanations, connected to the research.

Dive into Deep Learning — linear regression
Suggest a correction

A precise note can make an explanation better.

Choose the scene and describe what needs attention. Download a feedback file to share through a channel you already use. This page does not send feedback or connect you with a reviewer.

The file includes this note, the scene title, and lesson metadata. Your saved progress and quiz responses are excluded. Download before leaving or reloading to keep your note.