Examlex
Give the standard form of the equation of the parabola with the given characteristics. vertex: (-7, -2) focus: (-5, -2)
Vision
The ability to see; the faculty by which the mind receives information about the environment through the light that enters the eye.
20/200
A measure of visual acuity denoting that what the average person can see from 200 feet away, a person with this level of acuity can only see from 20 feet away.
20/600
20/600 refers to a level of visual acuity where an individual can only see at 20 feet what a person with normal vision can see at 600 feet, indicating severe visual impairment.
Vision at Birth
The initial state of visual capability in newborns, which is limited but improves rapidly during the first few months.
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