Find the unit tangent of the curve 
at 
.
Definitions:
Temporary Activation
A short-term increase in the activity or responsiveness of a particular neural pathway or system.
Consistent Tendency
A pattern of behavior or thought that is regularly observed in an individual or process over time, indicating a predictable way of responding.
Behavioral Tendency
A predisposition to act or react in a certain manner, often learned from past experiences or shaped by psychological factors.
Self-actualization
The achievement or actualization of one's abilities and capacities, seen as an inherent motivation or necessity in all individuals.
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