Identify the Function's Local and Absolute Extreme Values, If Any $$f ( x ) = \sqrt { x ^ { 2 } + 12 x + 72 }$$

question 54

Multiple Choice

Identify the function's local and absolute extreme values, if any, saying where they occur.
- $$f ( x ) = \sqrt { x ^ { 2 } + 12 x + 72 }$$

• A) relative minimum: 6 at x = -6; relative maximum: -6 at x = 6
• B) absolute maximum: 6 at x = -6
• C) no local extrema
• D) absolute minimum: 6 at x = -6

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