Chapter 2 Section 5
Algebra 2 Notes
January 16, 2009
Absolute Value Graphs

Absolute Value Function:
6
4
4
2
2
5
5
Absolute Value Graphs

Vertex: Point where the graph reaches a
maximum or a minimum
◦ Ordered pair for the vertex:
Vertex:
Maximum
2
4
5
2
-2
5
-4
Vertex:
Minimum
-6
Graph It!!

1.
2.
Graph the equation
Start with finding the vertex:
Make a table of values:
◦ Suggestion: Pick two points on either side
of the vertex
x
y
Same Thing Again
Graph the equation
1. Vertex:

2.
x
y
Writing Two Linear Equations

Graph the following equation as two
linear equations with restricted domains:
Try Another One:

Graph the following equation as two
linear equations with restricted domains.
Homework #8
Pg
90 #1-3, 7-9, 10, 12, 19,
25, 29-33, 42
Quiz Review: Any Questions??

You will have to write an equation in slope-intercept
form given two points.

You will need to find the x- and y-intercepts of a line
and write it in standard form

Know the relationship between the slopes of
perpendicular lines and parallel lines

Know how to write a basic linear equation
QUIZ!!!
 15 Point Quiz
◦ 4 Possible extra Credit Points

Front Page: Only the evens are mandatory
◦ Do the odds for 1 extra credit point each

Back Page: all problems are mandatory