Find the Critical Number(s), If Any of the Function $f ( t ) = 3 t ^ { \frac { 3 } { 4 } } - 3 t ^ { \frac { 1 } { 4 } }$

question 69

Multiple Choice

Find the critical number(s) , if any of the function $f ( t ) = 3 t ^ { \frac { 3 } { 4 } } - 3 t ^ { \frac { 1 } { 4 } }$ .

• A) \(\frac { 1 } { 3 }\)
• B) \(\frac { 1 } { 9 }\)
• C) \(0 , \frac { 1 } { 3 }\)
• D) \(0 , \frac { 1 } { 9 }\)

---

Definitions:

Stress

A physical or psychological response to internal or external pressures, perceived as challenges or threats to well-being.

Hans Selye

A pioneering endocrinologist known for his research on the effects of stress on the human body and for defining the "General Adaptation Syndrome."

Parasympathetic Nervous System

Part of the autonomic nervous system that conserves energy by slowing the heart rate, increasing intestinal and gland activity, and relaxing sphincter muscles.

Stress

The body's response to any demand or challenge, which can be physical, mental, or emotional, and can have both positive and negative effects.