4)
The minutes of daylight each day of the year in a certain northern town are approximately modeled by the function
f(x)=−125(x−173)2+1424
Where x
represents the day of the year (January 1 is x=1) and f(x)
represents the minutes of sunlight.
(1 point)
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The vertex of this function means that on the longest day of the year — June 22nd (day 173)— this town saw Response area minutes of sunlight.