GlossariesGCSE GlossariesGCSE Maths GlossaryY-Intercept

Y-Intercept - GCSE Maths Definition

Reviewed by: Dan Finlay

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The y-intercept, or y-axis intercept, is the y coordinate of the point at which the graph of a curve or line crosses (intercepts) the y-axis.

The y-intercept can be found from the equation of the graph of the curve or line by substituting x = 0 into it. ?understanding the y-intercept allows common graphs to be identified easily, and/or sketched quickly.

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Dan Finlay

Reviewer: Dan Finlay

Expertise: Maths Subject Lead

Dan graduated from the University of Oxford with a First class degree in mathematics. As well as teaching maths for over 8 years, Dan has marked a range of exams for Edexcel, tutored students and taught A Level Accounting. Dan has a keen interest in statistics and probability and their real-life applications.

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