Stage 23 · Quadratic Functions · 23.2All lessons →
Stage 23 · Quadratic Functions

23.2 First Look at the Graph: The Shape of a Parabola

Start from the simplest form y=ax², understand which way it opens and how wide, and build an intuitive picture of the parabola.

5 knowledge points
Knowledge point pages
23.2.1 The Parabola and Which Way It Opens23.2.2 a Controls How Narrow or Wide23.2.3 Sliding Up and Down with y=ax²+k23.2.4 Sliding Left and Right with y=a(x−h)²23.2.5 Vertex Form, y=a(x−h)²+k
eastmath.com · 23.2 First Look at the Graph: The Shape of a Parabola