Name Date Ms - White Plains Public Schools
[Pages:33]Algebra
Chapter 4: FUNCTIONS
Name:______________________________ Teacher:____________________________ Pd: _______
Table of Contents
Chapter 4-1: Graphing Relationships
SWBAT: (1) Identify the domain and range of relations and functions (2) Match simple graphs with situations
Pgs. #1 - 7 Hw pgs. #7 - 8
Chapter 4-2: FUNCTIONS
SWBAT: Determine if a relation is a function, by examining ordered pairs and inspecting graphs of relations
Pgs. #9 - 13 Hw pg. 14
Chapter 4-3: WRITING and EVALUATING FUNCTIONS
SWBAT: (1) Model functions using rules, tables, and graphs (2) Write a function rule from a table or real world ? situation (3) Evaluate Function
Pgs. #15 - 18 Hw pg. 19
Chapter 4-4: WRITING AND GRAPHING FUNCTIONS
SWBAT: (1) Write a function rule from a table (2) Graph functions given a limited domain
Pgs. #20 ? 24 Hw pgs. #25 - 26
Chapter 4 REVIEW
Hw pgs. #27 - 31
Chapter 4 EXAM
SWBAT:
Chapter 4?1 ? Relations and Functions (Day 1)
(1) Match simple graphs with situations (2) Identify the domain and range of relations and functions
Warm ? Up:
A set of ordered pairs is called a _______________. A relation can be depicted in several different ways. An equation can represent a relation as well as ________, ____________, and ___________.
1
Using the mapping to the right, right the ordered pairs that represent this relation. (___, ___), (___, ___), (___, ___), (___, ___), (___, ___).
2
Example 1: Express the relation {(?4, ?1), (?1, 2), (1, ?4), (2, ?3), (4, 3)} as a table, a graph, and a mapping. Then, state the domain and range of the relation.
________________________________________________________________________ Practice Problems: a) Express the relation {(?2, 1), (?1, 0), (1, 2), (2, ?4), (4, 3)} as a table, a graph, and a mapping. Then,
state the domain and range of the relation.
3
b) Express the relation {(?3, ?3), (?1, 1), (0, 2), (2, ?3), (2, 3)} as a table, a graph, and a mapping. Then, state the domain and range of the relation.
4
Example 2: PRACTICE PROBLEMS: YOU TRY!
5
4. Sketch the graph of the situation below. Challenge Problem: SUMMARY
6
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