Give the Domain and Range of the Relation $$y = 4 x ^ { 9 }$$

question 522

Multiple Choice

Give the domain and range of the relation.
- $$y = 4 x ^ { 9 }$$

• A) domain: \(( \infty , \infty )\); range: \([ - 4 , \infty )\)
• B) domain: \(( - \infty , \infty )\); range: \([ 4 , \infty )\)
• C) domain: \(( - \infty , \infty )\); range: \(( \infty , \infty )\)
• D) domain: \(( - \infty , \infty )\); range: \([ 0 , \infty )\)

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Definitions:

Absolute Threshold

The minimum intensity of a stimulus that one can detect 50% of the time.

Psychophysical Threshold

The minimum level of stimulus intensity needed for detection by sensory systems.

Subliminal Stimuli

Stimuli that are below the threshold of conscious perception, often used in reference to messages that are not consciously detected but can impact behavior.

Selective Perceptions

The cognitive process by which individuals focus attention on particular elements of their environment while ignoring others.