2-5 Absolute Value Functions and Graphs

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Presentation transcript:

2-5 Absolute Value Functions and Graphs

Vertex Maximum or minimum of the graph For the equation, the vertex is at

Identify the vertex for each function 1. f(x) = | 2x – 5 | 2. f(x) = | 3x + 6 | 3. f(x) = - |x + 1 | - 2

Graphing absolute value functions by making a table Find the vertex Make a table of values (at least 5!) Graph the function.

Graph y = | -3x | X Y

Graph y = | 2x + 1 | X Y

Graph y = | -x – 5 | X Y

Graph y = | x – 3 | + 3 X Y

Graph X Y

Homework Page 88-89 # 1-9 All ***Show tables and graphs!