
Graphing Polynomial Functions
Presentation
•
Mathematics
•
9th - 12th Grade
•
Hard
Joseph Anderson
FREE Resource
19 Slides • 13 Questions
1
Lesson 3.5: A Field Guide to
Polynomial Functions
Obj: I can identify key features of a polynomial
function.
EQ: How do I describe characteristics of polynomial
functions?
2
Roles:
Facilitator
Scribe
Resourcer
Includer
Lesson Goals:
● Creative Thinking
● Talk through controversies and conflict
● Recognize and reduce ambiguity
● Encourage thinking based on formulas and prior info
● Help explain ideas to each other
● Own your ideas and work
● Record ideas in your journal
● Answer Questions on Slides
● Follow your team roles
3
Facilitator
• Make sure that all peers are staying on task.
• Give advice or suggestions to resolve the problem.
• Be sure everyone is able to explain.
4
Scribe
• Make sure peers organize their results on their own papers.
• Remind peers to use color, arrows, and other math tools to
communicate your mathematics, reasons, and connections.
• Be ready to join the teacher for a huddle.
5
Resourcer
• Make sure peers are getting the materials needed.
• Make sure that all materials are put away neatly.
• Make sure that peers are logged in to the needed site.
• Help troubleshoot any technology difficulties that may arise.
6
Includer
• Make sure that all peers are talking about their work.
• Helps keep peers’ voice volume low.
• Encourages everyone to ask questions.
• Communicates conflicts or questions to the teacher.
7
● Check off tasks & skills on calendar.
● Select skills to work on.
● Work on Deltamath.
Remember to work on the following too…
8
Part 1: Card Sort Activity
10
Match
Match each graph and formula.
f(x) = -x2 - 2x - 6
f(x) = -2x3-4x2+5
f(x) = 1/20(x-3)(x+4)(x-5)
f(x) = (x+3)(x+2)2(x+5)
f(x) = -x2 - 2x - 6
f(x) = -2x3-4x2+5
f(x) = 1/20(x-3)(x+4)(x-5)
f(x) = (x+3)(x+2)2(x+5)
11
Fill in the Blanks
12
Multiple Choice
What is the end behavior of this graph?
Down, Down
Up, Up
Up, Down
Down, Up
y = -5
13
Drag and Drop
Zeros:
Y-int:
14
Fill in the Blanks
15
Multiple Choice
What is the end behavior of this graph?
Down, Down
Up, Up
Up, Down
Down, Up
y = 1
16
Drag and Drop
Y-int:
17
Fill in the Blanks
18
Multiple Choice
What is the end behavior of this graph?
Down, Down
Up, Up
Up, Down
Down, Up
y = 5
19
Drag and Drop
Zeros:
Y-int:
Multiplicities:
20
Fill in the Blanks
21
Multiple Choice
What is the end behavior of this graph?
Down, Down
Up, Up
Up, Down
Down, Up
y = -5
22
Drag and Drop
Zeros: {
Y-int: (0, 60)
23
Part 2: Handout 3.5
24
25
26
27
28
29
30
31
Random Question of the Day Time
https://wheelofnames.com/4ke-epz We’ll spin
the wheel as a class and spend a minute or
so discussing our answers.
32
Lesson 3.5: A Field Guide to
Polynomial Functions
Obj: I can identify key features of a polynomial
function.
EQ: How do I describe characteristics of polynomial
functions?
Show answer
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