Use Interval Notation to Write the Intervals Over Which F $( - \infty , - 2 ) \cup ( 2 , \infty )$

question 191

Multiple Choice

Use interval notation to write the intervals over which f is (a) increasing, (b) decreasing, and (c) constant.
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• A) a. never increasing b. \(( - \infty , - 2 ) \cup ( 2 , \infty )\) c. \(( - 2,2 )\)
• B) a. \(( - \infty , - 2 ) \cup ( 2 , \infty )\) b. never decreasing c. \(( - 2,2 )\)
• C) a. \(( 5 , \infty )\) b. \(( - \infty , 5 )\) c. never constant
• D) a. \(( - \infty , - 3 ) \cup ( - 3 , \infty )\) b. never decreasing c. \(( - 2,2 )\)

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