concept 21: identifying functions - henderson middle...

Concept 21 Identifying Functions

Concept 21: Identifying Functions

Level 4 Example Level 3 Example Level 2 Example Identify the domain and range. Is the following relation a function?

Is the following relation a function?

Is the following relation a function?

(C) Level 2

1. INTRODUCTION: Take Notes & Basic Practice

Mr. Sieling’s Video Alternate Video From Other Source

Videos are on Mr. Sieling’s Website


2. PRACTICE ACTIVITIES: (Complete at least 2)

IXL Practice Worksheet

Q4 (Alg1) At least to 95

Score = __________

Level 2: Identifying Functions

Activity Create

Write a movie review of the YouTube Video “meat-a-morphsis” and include why it

represents a function. (link on my webpage)

An explanation of what a function is. Provide at least 2 examples of a function

Provide 1 example of a non-function

3. QUIZ (Level 2)

Schoology Quiz: Level 2 – Identifying Functions

3. REMEDIATION

Correct Mistakes on Quiz and Do Another Practice Activity

Pre-Quiz Score = _____/5

Score 5 = Level 4

Score 3,4 = Level 3

Score 0,1,2 = Level 2

Level 2

Quiz Score:

START DATE: (materials are available)

Assessment Date: (date of 1st assessment on this concept)

DUE DATE: (To stay on pace: should be done by now)

DEADLINE: (on THE LIST if note completed)


(B) Level 3







Q5 (Alg1) All the way to 100

Score = __________


Activity Create

Function Sort Activity

An explanation of how to use the vertical line test, include an example of a function,

and a non-example of a function

3. QUIZ (Level 3)


4. REMEDIATION


Mr. Sieling’s Signature

(A) Level 4







Q2, Q3 (Alg1) At least to 90

Score = __________


Activity Create

Independent & Dependent Variable

Sorting Activity

An explanation of domain and range

3. QUIZ (Level 2)


4. REMEDIATION


Level 3

Quiz Score:

Level 4

Quiz Score:


Notes Level 2:

Goals:

Define a function

Identify a function from a table, list of coordinate points, or a diamgram

Notes:

Big Ideas Examples/Details

Concept # ________


Level 2 Practice:

For each diagram, list the domain and range, and state whether or not it is a function.

`

DOMAIN:

RANGE:

FUNCTION

Yes/No

DOMAIN:

RANGE:

FUNCTION

Yes/No

DOMAIN: RANGE: FUNCTION

Yes/No


Yes/No


Yes/No


Yes/No


Worksheet Level 2:

Goals:

Define a function

Identify a function from a table, list of coordinate points, or a diagram

Practice #1

A. Which tables below represent functions. Explain your answers.

Table 1:

Table 2:

Table 3:

Table 4:

Practice #2

Functions:

DOMAIN: the input of a function RANGE: the output of a function

For a relationship to be a function there must be output for each input.

For each table below:

i. does the table represent a function?

ii. what is the domain?

iii. what is the range?

Concept # ________


Practice #3

Practice #4

Practice #5

This table converts standard time to military time.

a. Does this represent a function?

b. Describe the domain.

c. Describe the range.


Notes Level 3:

Goals:

Use the Vertical Line Test to Identify functions from a graph

Identify functions from tables and diagrams.

Notes:


Vertical Line Test:

Concept # ________


Level 3 Practice: For each scenario, tell whether the relation represents a function.

Input Output FUNCTION Explain

(Yes/No)

City Zip Code

Last Name First Name

Person Birthday

State Capital

Practice #2

State whether each graph represents a function or not.

Functions Not Functions


Worksheet Level 3:

Goals:

Use the Vertical Line Test to Identify functions from a graph

Identify functions from tables and diagrams.

Practice #1

State whether each graph represents a function or not.

Explain how you know if a graph is a function or not:

Concept # ________


Function Not a Function


Card Sort Activity

1. Cut out the cards below.

2. Create a poster divided into 2 sections. FUNCTION & NOT A FUNCTION

3. Paste each card into the appropriate section

{-1, 5), (2, 5), (3, 5) (8, 5)}

x

x

x

y

y

y y


Notes Level 4:

Goals:

Identify functions from a graph, table, or diagram.

Identify domain and range.

Identify independent variable and dependent variable.

Notes:


Concept # ________


Basic Practice:

The graph of the function y=f(x) below shows the temperature y

outside at different times x over a 24-hour period.

i. Find the following:

Independent Variable =

Dependent Variable =

ii. Describe the following:

Domain:

Range:


Worksheet Level 4:

Goals:

Identify functions from a graph, table, or diagram.

Identify domain and range.

Identify independent variable and dependent variable.

Practice #1

For each table or graph below, determine if it is a function or not. Identify the DOMAIN & RANGE.

Concept # ________


Identify the dependent and independent variable.


Independent vs Dependent Variable Card Sort

1. Cut out each of the cards below.

2. Sort the cards into pairs that go together.

Example: The “amount of strawberries you pick” goes with “the number of jars you will be able to fill with jam”

3. Create a poster with two sections “Independent Variable” and “Dependent Variable”

4. Paste the cards in pairs across from each other in the correct section.

concept 21: identifying functions - henderson middle...

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