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GF.12.1

Reciprocal functions

Draw graphs of reciprocal functions (y = k/x)

3 hand-picked video lessons for this topic, each checked for relevance and clarity, graded by difficulty and labelled by depth. Press play to watch — nothing loads from YouTube until you do.

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Grade 4–7 Core 🇬🇧 UK

GCSE Maths - What are Reciprocal Graphs? (2026/27 exams)

Cognito 203K views

Clear UK walkthrough of y = A/x: plotting, asymptotes, and how A changes the curve.

Jump to 0:00Intro to Reciprocal Graphs (y = A/x)0:22Plotting the Graph of y = 1/x 1:03Verifying the Graph with a Table of Values 1:59Asymptotes: Why the Curve Doesn't Cross the y-axis 3:05How the Value of 'A' Affects the Graph

Grade 4–6 Core 🇬🇧 UK

Reciprocal graphs - Corbettmaths

corbettmaths 78K views

Corbettmaths explains the reciprocal graph and what happens when the numerator changes.

Grade 4–6 Core 🇬🇧 UK

Reciprocal Graphs

Matt | MyGCSEMaths 14K views

Concise UK lesson on sketching y = 1/x and y = k/x for positive and negative k.