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VOCABULARY
AXIS OF SYMMETRY
VERTEX
Vertex Form
GRAPHS
100
The u-shaped graph shown by a quadratic.
What is a PARABOLA?
100

This is the formula for the axis of symmetry.

What is x = -(b)/2a ?

100
The vertex of y = 2x^2 + 16x - 1 is this ordered pair.
What is (-4,-33)?
100

Put this function into vertex form f(x)= x^2 - 4x - 21.

What is y=(x-2)2-25.

100
A parabola will look like this if a is negative.
What is open downwards with the vertex as a maximum?
200
The line that passes through the vertex and divides a parabola into two symmetric parts.
What is the AXIS OF SYMMETRY?
200
This is the axis of symmetry for the equation y = 2x^2 + 8x – 5.
What is x = -2?
200
y = 4x^2 + 7 has its vertex at this point
What is (0,7)?
200

what is the vertex y=2(x-3)2+12

What is (3,12)?

200
Identify the vertex of the following graph.
What is (4,0)?
300
The lowest or highest point on a parabola.
What is the VERTEX?
300
This is the axis of symmetry for y=3x^2+6x-2
What is x = -1?
300
The vertex of y = x^2 is this ordered pair.
What is (0,0)?
300

what is the vertex of y=(x+7)2

What is (-7,0)?

300
Identify the axis of symmetry of the following graph.
What is x=2?
400

These are four names for the place or places a parabola crosses the x-axis.

What are x-intercepts, solutions, roots and zeros?

400
This is the axis of symmetry for y = -4x^2 + 3.
What is 0?
400
This point is the vertex of y = -3x^2 + 18x - 13.
What is (3,14)?
400

put this in vertex form 2x2+4x-6 = 0.

What is y=2(x+2)2-6

400
Determine the roots of the following graph.
What are -2 and 1?
500
This is the standard form of a quadratic equation.
What is ax^2 + bx + c = 0 ?
500
This is the axis of symmetry for y = -2x^2 + 8x + 12.
What is x = 2?
500
The vertex of y = -4x^2 + 3 is this.
What is (0,3)?
500

what are the steps for putting a quadratic function that is in standard form into vertex form?

What is 

- identify a, b, and c.

- find axis of symmetry (x value) using x=-(b)/2(a)

-plug x back into original to find y value

-change (x,y) to (h,k) and change sign of h

-plug into vertex form y=a(x-h)2+k

500
FINAL JEOPARDY: Determine the roots by graphing: y = 2x^2 - 12x + 16
What are 2 and 4?