Vocabulary
Name that Form
Crossing the Line
Mountain High, or Valley Low
Graphing
100

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

What is parabola?

100
x^2 - 3x + 1 = 0
What is standard form?
100
Name the x-intercepts. y=2(x-2)(x+6)
What is (2,0) and (-6,0)?
100
Name the vertex y= (x-3)^2 +4
What is (3,4)?
100

Graph the equation. Must include vertex, and at least one point on each side. y=(x-5)(x-1)

What is graph on board?

200
The highest or lowest point on a parabola.
What is the vertex?
200
y = 2 (x - 5)² + 6
What is Vertex form?
200
Name the x-intercepts Y=(x)(x-2)
What is (0,0) and (2,0)?
200

Name the vertex: y= (x+1)^2 - 8

What is (-1, -8)?

200
Graph the equation. Must include vertex, and at least one point on each side. y = (x+2)(x-2)
What is graph on board?
300
When a quadratic equation is written in this form y = ax^2 +bx + c
What is the standard form?
300

5x^2 + x - 1 = 0

What is standard form?

300

Name the x-intercepts. y=(x + 5) (x - 3)

What is (-5,0) and (3,0)?

300
y=(x+4)(x-4)
What is (0,-16)?
300

Graph the equation. Must include vertex, and at least one point on each side. y=(x+1)2 - 2

What is graph on board

400

This is the number before the x^2 that determines whether a parabola opens up or down.

What is the "a" value?

400
y = 2(x-1)(x+7)
What is intercept form?
400

Name the x-intercepts y=(x+4)(x)

What is (-4,0) and (0,0)?

400

Name the vertex y = x2 - 4x - 5

What is (2,-9)?

400

Graph the equation. Must include vertex, and at least one point on each side. y=(x-4)2 + 3

What is graph on board.

500

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

What is axis of symmetry?

500

y = - 1/2 (x + 7)2 - 4

What is vertex form?

500

Name the x-intercepts. y= x2

What is (0,0)?

500

Name the vertex 2x2 + 4x - 6 = 0?

What is (-1,-8)?

500

Graph the equation. Must include vertex, and at least one point on each side. y = -x2 -6x + 1 

What is graph on board

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