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Vocabulary

100

Every quadratic equation has a U-shaped graph called this.

Parabolla 

200

The highest or lowest point on a parabola.

Vertex

300

When a quadratic equation is written in this form y = ax^2 +bx + c

Standard Form

400

The line that runs through the vertex and divides the parabola in half.

Axis of Symetry (AOS)

500

What are the sets of all possible x and y-values called?

Domain and Range

Name the Properties

100

f(x) = x^2

Parent function. Opens up. AOS x=0. Vertex (0,0)

200

f(x) = 3x^2

Open down. Vertical stretch. AOS x=0. Vertex (0,0).

300

f(x) = -2x^2

Open down. Vertical stretch. AOS x=0. Vertex (0,0).

400

f(x) = -1/4x^2 + 3

Opens down. Vertical shrink. Transaltion up three. AOS x=0. Vertex (0,3)