Vertex form — Algebra I · Grade 9 or accelerated Grade 8, what it means and where it is taught
y = a(x - h)2 + k, with vertex at (h, k).
Taught in Algebra I · Grade 9 or accelerated Grade 8.
Where it is taught
What it rests on
Work through these first if this one does not settle.
- Vertex — The turning point — the minimum if it opens up, the maximum if it opens down.
Practise this idea
1 question in the course bank use Vertex form, in Graphing Quadratics.
Problem 1
Give the vertex of y = (x - 4)2 + 3.
Worked answer
(4, 3)
h = 4, k = 3
(4, 3)