Find a power series representation for 
Definitions:
Vibrating Tuning Fork
A tool that produces a fixed pitch when struck, used in various applications like music for tuning instruments and in medicine for assessing hearing and vibratory sensations.
Hearing Loss
The partial or total inability to hear sounds in one or both ears.
Jaeger System
A chart used for testing visual acuity, especially for reading and near vision.
Visual Acuity
Visual acuity or the precision in seeing, often assessed by the capacity to recognize letters or numbers at a given distance.
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