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Concept 22 Evaluating Functions
Concept 22: Evaluating Functions
Level 4 Example Level 3 Example Level 2 Example
Evaluate the following function
85)32( xnf
Evaluate the following function
358)7( 2 xxf
Evaluate the following function
38)4( xf
(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
Videos are on Mr. Sieling’s Website
2. PRACTICE ACTIVITIES: (Complete at least 2)
IXL Practice Worksheet
Q6, Q11 (Alg1) At least to 80
Score = __________
Level 2: Evaluating Functions
Buzzmath Create
Evaluating a Function
2 examples of evaluating a function
3. QUIZ (Level 2)
Schoology Quiz: Level 2 – Evaluating Functions
3. REMEDIATION
Correct Mistakes on Quiz and Do Another Practice Activity
Mr. Sieling’s Signature
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)
Concept 22 Evaluating Functions
(B) Level 3
1. INTRODUCTION: Take Notes & Basic Practice
Mr. Sieling’s Video Alternate Video From Other Source
Videos are on Mr. Sieling’s Website
Videos are on Mr. Sieling’s Website
2. PRACTICE ACTIVITIES: (Complete at least 2)
IXL Practice Worksheet
Q7 (Alg1) At least to 90
Score = __________
Level 3: Evaluating Fuctions
Buzzmath Create
Evaluating a Function
2 examples of evaluating a function
3. QUIZ (Level 3)
Schoology Quiz: Level 3 – Evaluating Functions
4. REMEDIATION
Correct Mistakes on Quiz and Do Another Practice Activity
Mr. Sieling’s Signature
(A) Level 4
1. INTRODUCTION: Take Notes & Basic Practice
Mr. Sieling’s Video Alternate Video From Other Source
Videos are on Mr. Sieling’s Website
Videos are on Mr. Sieling’s Website
2. PRACTICE ACTIVITIES: (Complete at least 2)
IXL Practice Worksheet
Q8 (Alg1) At least to 80
Score = __________
Level 4: Evaluating Functions
Buzzmath Create
Evaluating a Function
An example of evaluating functions with
variables in the input
3. QUIZ (Level 2)
Schoology Quiz: Level 4 – Evaluating Functions
4. REMEDIATION
Correct Mistakes on Quiz and Do Another Practice Activity
Mr. Sieling’s Signature
Level 3
Quiz Score:
Level 4
Quiz Score:
Concept 22 Evaluating Functions
Notes Level 2:
Goals:
Evaluate a function
Notes:
Big Ideas Examples/Details
Concept # ________
Concept 22 Evaluating Functions
Level 2 Practice:
Practice #2
A Look at the graph below
In the graph above f(4) = 1.
Find the following values
of the function.
f(6) = f(2) =
f(0) = f(5) =
For which values of x
is this statement true?
f(x) = 1
Concept 22 Evaluating Functions
Worksheet Level 2:
Goals:
Evaluate a function
Practice #1
Practice #2
The graph of the function y=f(x) below shows the temperature y
outside at different times x over a 24-hour period.
iii. Which of the following would find the temperature at 10 hours?
f(x) = 10 f(10) f(h) f(30)
iv. Which of the following would find the time when the temperature is 10 degrees?
f(x) = 10 f(10) f(h) f(30)
Concept # ________
i. Find the following:
Independent Variable =
Dependent Variable =
ii. Describe the following:
Domain:
Range:
Concept 22 Evaluating Functions
Practice #3
Practice #4
Fill out the table below using the function above.
Notation Value
(3)f
(18) (3)f f
(5) (4)f f
(15) (6)f f
(20) (10)f f
Practice #5
( ) 3 2f x x 2( ) 1g x x
i. Find the following values of each function.
(3)f (5)g ( 3)g
ii. Find the values of x that make each statement true.
( ) 17f x ( ) 19f x ( ) 99g x
(1st step) 3 2 17x
(solve for x)
Describe the domain and range of this function.
Domain:
Range:
Find the following values:
f(18) = f(5) = f(17) =
Now use the following code to translate
your answers from the table into the
NAME of the mathematician who
introduced the world to functions.
A = 1 B = 2 C = 3 D = 4 …
W=23 X=24 Y=25 Z=26
Mathematician:
Concept 22 Evaluating Functions
Notes Level 3:
Goals:
Evaluate a function that contains exponents
Notes:
Big Ideas Examples/Details
Concept # ________
Concept 22 Evaluating Functions
Worksheet Level 3:
Goals:
Evaluate a function that contains exponents and absolute value.
Practice #1
Concept # ________
Concept 22 Evaluating Functions
Practice #2
Absolute Value means the from zero.
A
What do you think the graph of this equation looks like?
Make your best sketch of the graph of y= x looks like.
(this is just your best guess)
B.
Fill out each table and then sketch the graph.
-10 -8 -6 -4 -2 0 2 4 6 8 10
( )f x x
( ) 2f x x
( ) 2f x x
( )f x x ( ) 2f x x ( ) 2f x x
B Find all the solutions to the equations below.
Explain your answer.
12x 2 12x 2 12x 2 12x
Concept 22 Evaluating Functions
Notes Level 4:
Goals:
Evaluate functions with variables in the input
Notes:
Big Ideas Examples/Details
Concept # ________
Concept 22 Evaluating Functions
Worksheet Level 4:
Goals:
Evaluate a composite function
Practice #1
Concept # ________