10:06 Line of Symmetry of a Quadratic Graph - Corbettmaths
Corbettmaths shows exactly how to find a quadratic's line of symmetry at GCSE level.
Find the line of symmetry and turning point of a quadratic
Identify the line of symmetry and turning point of a quadratic graph
2 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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15:21 Quadratic Graphs - GCSE Maths
Full GCSE walkthrough covering turning point, roots and the equation of the line of symmetry.