Find the Largest Open Interval Where the Function Is Changing $\quad y = \left( x ^ { 2 } - 9 \right) ^ { 2 }$

question 54

Multiple Choice

Find the largest open interval where the function is changing as requested.
-Increasing $\quad y = \left( x ^ { 2 } - 9 \right) ^ { 2 }$

• A) \(( - 3,3 )\)
• B) \(( 3 , \infty )\)
• C) \(( - \infty , 0 )\)
• D) \(( - 3,0 )\)

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