Key Features: Quadratic Functions

Key Features

Quadratic Functions

Use the presentation below to fill in your notes

Match each box to the ones on your notes.

Complete them all before completing you assignment.

Quadratic

​​Parabola

Function

Zeros

Roots

x-intercept

Solutions

point

​

crosses

​

touches

​

x

​

4 0​

-4 0​

y

intercept

point

​

crosses

​

touches

​

y

​

0 -6​

y​

intercept​

lowest

highest

Vertex Minimum

Vertex Maximum

Vertex Minimum​

0 -6

0 ​

Axis of

Symmetry

Axis of symmetry

divides

​

2

​

x

​

axis

​

Minimum

This graph has minimum because it has a lowest point.

Vertex Minimum

Axis of

Symmetry

0

-4 0

4 0

0 -4

0 -4

y Intercept

Minimum

Let's Finish our notes.

Answer the following questions and fill out the last graph on your notes.

Multiple Choice

What is the Zero of the function?

• (2, 0)

• (0, 4)

• (-1.5, 0)

• (0, 0)

-1.5. 0

Multiple Choice

What is the Solution of the function?

• (2, 0)

• (5.5, 0)

• (-5, 0)

• (0, 0)

5.5. 0

Multiple Choice

What is the y-intercept of the function?

• (0, 4)

• (5.5, 0)

• (-5, 0)

• (0, 0)

0 4

Multiple Choice

What is the axis of symmetry of the function?

• x = -2.5

• y = 4

• y = 5.5

• x = 2

2

Multiple Choice

Does the vertex have a vertex minimum or vertex maximum?

• Vertex Minimum

• Vertex Maximum

Vertex Maximum

Multiple Choice

What is the vertex maximum?

• (-1.5, 0)

• (2, 6)

• (5.5, 0)

• (4, 0)

2 6

Vertex Maximum

Multiple Choice

The graph has a ____________.

• Minimum

• Maximum

Maximum

Vertex Maximum

Maximum

5.5 0

-1.5 0

0 4

2 6

2

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