The Function $y = 1.6 \sin ( t - 1.8 )$

question 46

Essay

The function $y = 1.6 \sin ( t - 1.8 )$ models the displacement of an object moving in simple harmonic motion, where y is measured in inches and t in seconds. Find the amplitude, period, and frequency of motion and sketch a graph of the function over one complete period.

---

Definitions:

Retinal Detachment

A medical condition where the retina at the back of the eye becomes separated from its underlying supportive tissue, leading to vision loss if not treated.

Strabismus

A condition characterized by the improper alignment of the eyes, where they do not look towards the same direction at the same time.

Retina

The light-sensitive layer of tissue at the back of the inner eye, which sends visual signals to the brain.

Macula

A small, specialized central area of the retina responsible for sharp, detailed central vision.