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VOCABULARY
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Solving Quadratics
Quadratic Systems
100
The u-shaped graph shown by a quadratic.
What is a PARABOLA?
100

What is the domain of the following parabola?

What is all real numbers?

100

Solve by factoring: x2+7x+12 = 0

What is 3 and 4?

100

How many solutions could a quadratic equation or system have?

What are 0, 1, or 2?

200
The line that passes through the vertex and divides a parabola into two symmetric parts.
What is the AXIS OF SYMMETRY?
200

Identify the vertex of the following graph.

What is (-1,-3)?

200

Solve by factoring: x2-8x+12 = 0

What is -6 and -2?

200

Correctly set up an equation for the following system:

y=x2+7x-3

y=2x

What is x2+7x-3=2x?

300

The lowest or highest point on a parabola.

What is the maximum / minimum?

(Also the vertex)

300

Identify the axis of symmetry of the following graph.

What is x=-1?

300

Solve by factoring: x2-5x-50 = 0

What is -10, 5?

300

Correctly set up an equation for the following system:

y=-3x2-11x+17

y=4x2+4x-14

What is -3x2-11x+17=4x2+4x-14?

400

Name at least three names for the place or places a parabola crosses the x-axis.

What are x-intercepts, roots, solutions, factors or zeros?

400

Determine the roots of the following graph.

What are -3 and 1?

400

Solve with the quadratic formula: 2x2+3x-20=0

What is 2.5 and -4?

400

Correctly set up an equation for the following system:

y+7=2x2-11x

y-x=5

What is 2x2-11x-7=x+5?

500
This is the standard form of a quadratic equation.
What is ax^2 + bx + c = 0 ?
500

Determine the range of the following graph.

What is y > -3?

500

Solve with complete the square: 2k2+9k=-7

What is -1, -3.5?

500

Create an equation where one side is equal to zero for the following system:

y=9x2-3x+1

y=-4x+6

What is 9x2+x-5=0?