Back to readingConic sectionsConic sections · DiagramsChoose another diagramHorizontal parabola sign casesExpand diagramFit diagram to pageUse the scrollbars or arrow keys to inspect details.Horizontal parabolas in both sign cases: positive a opens right, negative a opens left. Basic vertex (0,0), symmetry y=0.Open original diagram (new tab)Previous: Vertical parabola translationsNext: Horizontal parabola translationsRead all diagrams / printBack to reading
