Quadratic Functions

Identifying Quadratics

100

The name of a quadratic graph

What is a parabola?

200

The "a" value is positve

What is an upward parabola

300

The Domain of a parabola

What is (-infinity, infinity)

400

The vertex is the highest point

What is the maximum value

500

standard form

What is ax^2 + bx + c

Characteristics of Quadratics

100

vertical line that divides a parabola into two symmetrical halves

What is the axis of symmetry

200

The formula to find the axis of symmetry

What is x = - b/2a

300

Finding the vertex

What is find the axis of symmetry, substitute to find the y value, write as an ordered pair

400

The axis of symmetry when the quadratic function is y = 2x²

What is x=0

500

The vertex for y=-3x²-6x+2

What is (-1,5)

Graphing Quadratics

100

Passes through the y-axis 

What is the y-intercept?

200

The second step in graphing a quadratic function

What is finding the y-value of the vertex

300

Y-intercept of a quadratic function 

What is the "c" value?

400

first step in graphing a quadratic function

What is finding the axis of symmetry

500

The domain of the parabola

What is all real numbers?