8.) Solve x² -4 x²-9

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Solve by finding the key values, making a sign chart, and write the final answer in interval notation:

 

8.) Solve
x² -4
x²-9
Transcribed Image Text:8.) Solve x² -4 x²-9
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