Determine All Critical Points for the Function $$f ( x ) = x ^ { 2 } + 6 x + 9$$

question 56

Multiple Choice

Determine all critical points for the function.
- $$f ( x ) = x ^ { 2 } + 6 x + 9$$

• A) \(x = 3\)
• B) \(x = - 3\)
• C) \(x = 0\)
• D) \(x = - 6\)

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