Find the Intervals on Which the Function Is Increasing and the Intervals

question 55

Multiple Choice

Find the intervals on which the function is increasing and the intervals on which the function is decreasing.
- $$f ( x ) = 2 x ^ { 2 } + 8 x + 6$$

• A) Increasing on \(( - 4 , \infty )\); decreasing on \(( - \infty , - 4 )\)
• B) Increasing on \(( 8 , \infty )\); decreasing on \(( - \infty , 8 )\)
• C) Increasing on \(( 2 , \infty )\); decreasing on \(( - \infty , 2 )\)
• D) Increasing on \(( - 2 , \infty )\); decreasing on \(( - \infty , - 2 )\)

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An anxiety disorder characterized by an intense fear of places or situations where escape might be difficult.

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