Use the maximum/minimum finder on a graphing calculator to determine the approximate location of all local extrema.
-$$f ( x ) = x ^ { 4 } - 4 x ^ { 3 } - 53 x ^ { 2 } - 86 x + 5$$
A) Approximate local maximum at 0.996; approximate local minima at -3.127 and 7.052
B) Approximate local maximum at -0.944; approximate local minima at -3.192 and 7.136
C) Approximate local maximum at 0.959; approximate local minima at -3.274 and 7.077
D) Approximate local maximum at 0.908; approximate local minima at -3.107 and 7.147

Question

Quizplus · Accepted Answer

The graphing calculator's maximum/minimum finder will show a local maximum near -0.944 and local minima near -3.192 and 7.136 for the given polynomial function.

Use the Maximum/minimum Finder on a Graphing Calculator to Determine f(x)=x4−4x3−53x2−86x+5f ( x ) = x ^ { 4 } - 4 x ^ { 3 } - 53 x ^ { 2 } - 86 x + 5f(x)=x4−4x3−53x2−86x+5

Use the Maximum/minimum Finder on a Graphing Calculator to Determine $f ( x ) = x ^ { 4 } - 4 x ^ { 3 } - 53 x ^ { 2 } - 86 x + 5$