Find the Maximum Value Of $x ^ { 4 } e ^ { - 1.4 x }$

question 63

Multiple Choice

Find the maximum value of $x ^ { 4 } e ^ { - 1.4 x }$ . Restrict your attention to the horizontal span of 0 to

• A) 2.86
• B) 1.22
• C) 4.12
• D) 4.62

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Definitions:

Oval Window

A membrane-covered opening that leads from the middle ear to the vestibule of the inner ear, playing a key role in the process of hearing by transmitting sound vibrations.

Cochlea

A spiral-shaped, fluid-filled inner ear structure responsible for converting sound waves into nerve impulses to be interpreted by the brain.

Iris

The colored part of the eye surrounding the pupil, which controls the size of the pupil opening and thus the amount of light that enters the eye.

Subliminal Stimulation

The process of influencing someone's thoughts or behaviors by exposing them to stimuli below the threshold of conscious awareness.