For the Function $y = \frac { 2 ^ { 2 / x } } { x }$

question 30

Essay

For the function $y = \frac { 2 ^ { 2 / x } } { x }$ , ( $x < 0$ ), use a graphing calculator to find, correct to two decimal places,
(a) the intervals on which the function is increasing or decreasing, and
(b) the range of the function.

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Definitions:

Tactile Stimulation

The process of stimulating the sense of touch, often used in therapy and child development to promote sensory integration and emotional well-being.

Conditioned Stimulus

A formerly neutral stimulus which, following its association with an unconditioned stimulus, leads to the triggering of a conditioned response.

Draft Exemptions

Provisions allowing certain individuals to avoid being conscripted into military service based on criteria like health, occupation, or moral beliefs.

Agricultural Exemptions

Policies or laws that excuse the agricultural sector from certain regulations or requirements that apply to other sectors, often in the context of labor.