Key Features of Quadratic Functions Vocabulary

What do we call the graph of a quadratic function?

• parabola

• linear

• cubic

• sinusoidal

Tags

CCSS.HSF-IF.C.7A

Which best describes the vertex of a parabola?

• Any point on the parabola.

• A point on the x-axis.

• The highest or lowest point of a parabola

• A point on the y-axis.

Label the Graph with the Correct Key Features.

1. ​ ​ (a)   2. ​​ (b)  

3. ​ ​ ​ (c)   ​ 4. ​ ​ ​ ​ (d)  

• X-intercept

• Vertex

• Y-intercept

Tags

CCSS.HSF-IF.C.7A

Mark the y-intercept of the parabola.

Tags

CCSS.HSF-IF.C.7A

What are the key features of a quadratic function?

• Vertex, axis of symmetry, and intercepts

• Slope, intercepts, and degree

• Degree, leading coefficient, and discriminant

• Slope, vertex, and discriminant

Match the following term with the best definition.

• The line of reflection of a quadratic function

• Quadratic Function Equation

• parabola

• The highest or lowest point

• vertex

• The shape of a quadratic function

• axis of symmetry

• Axis of symmetry equation

Define X-intercept

• The highest or lowest point on the graph

• Where the parabola touches or intersects the x-axis

• Where the parabola touches or intersects the y-axis

• A line that divides the graph into two equal parts. i.e. cuts the graph in half

Tags

CCSS.HSF-IF.C.7A

Label the quadratic function.

a

b

c

d

Zeros, X-intercepts, Solutions

Vertex

Y-Intercept

Axis of Symmetry

Tags

CCSS.HSF-IF.C.7A

Define X-intercept

• The highest or lowest point on the graph

• Where the parabola touches or intersects the x-axis

• Where the parabola touches or intersects the y-axis

• A line that divides the graph into two equal parts. i.e. cuts the graph in half

Tags

CCSS.HSF-IF.C.7A

Identify the vertex

• (-1,-9)

• (0,-8)

• (-4,0)

• (0,0)