Consider the graph 2 6 2 2 f(x)=√x² - 4 Where is the function positive?

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter3: Graphing Linear Functions
Section3.3: Function Notations
Problem 13Q
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Answer choices: 1. (0, infinity) 2. (2, infinity) 3. ( 0, infinity) 4. (-infinity, -2) U (2, infinity) 5. [2, infinity) 6. (-infinity, -2] U [2, infinity)
Consider the graph
-4 -2
6
-
2
2 4.
f(x) = √√√x² − 4
Where is the function positive?
Transcribed Image Text:Consider the graph -4 -2 6 - 2 2 4. f(x) = √√√x² − 4 Where is the function positive?
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