Use the Maximum/minimum Finder on a Graphing Calculator to Determine $$f ( x ) = x ^ { 5 } - 15 x ^ { 4 } - 3 x ^ { 3 } - 172 x ^ { 2 } + 135 x + 0.033$$

question 67

Multiple Choice

Use the maximum/minimum finder on a graphing calculator to determine the approximate location of all local extrema.
- $$f ( x ) = x ^ { 5 } - 15 x ^ { 4 } - 3 x ^ { 3 } - 172 x ^ { 2 } + 135 x + 0.033$$

• A) Approximate local maximum at 0.349; approximate local minima at -0.384 and -12.481
• B) Approximate local maximum at 0.443; approximate local minimum at -12.607
• C) Approximate local maximum at 0.379; approximate local minima at -0.472 and 12.565
• D) Approximate local maximum at 0.379; approximate local minimum at 12.565