Use the Maximum/minimum Finder on a Graphing Calculator to Determine $$f ( x ) = x ^ { 4 } - 3 x ^ { 3 } - 21 x ^ { 2 } + 74 x + 30$$

question 155

Multiple Choice

Use the maximum/minimum finder on a graphing calculator to determine the approximate location of all local extrema.
- $$f ( x ) = x ^ { 4 } - 3 x ^ { 3 } - 21 x ^ { 2 } + 74 x + 30$$

• A) Approximate local maximum at 1.694; approximate local minima at -3.044 and 3.722
• B) Approximate local maximum at 1.702; approximate local minima at -3.155 and 3.676
• C) Approximate local maximum at 1.604; approximate local minima at -3.089 and 3.735
• D) Approximate local maximum at 1.576; approximate local minima at -3.004 and 3.752

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Definitions:

Bulimia Nervosa

An eating disorder characterized by periods of binge eating followed by purging, fasting, or excessive exercise to prevent weight gain.

Electrolytes

Minerals in the body that have an electric charge, crucial for maintaining fluid balance, muscle contraction, and nerve function.

Bulimia Nervosa

An eating disorder characterized by recurrent and frequent episodes of eating unusually large amounts of food followed by behavior that compensates for the binge, such as self-induced vomiting.

Binge-Eating Disorder

A severe, life-threatening, and treatable eating disorder characterized by recurrent episodes of eating large quantities of food, often quickly and to the point of discomfort.