2nt H = 12+3 sin 365

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.3: The Addition And Subtraction Formulas
Problem 71E
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Please answer the b parts
95. Hours of daylight in Boston. The number H of hours of daylight in Boston t
days after the vernal equinox in March is given by
2nt
H = 12 +3 sin
365
a. How many hours of daylight are there in Boston on the longest day of the year,
and when does the longest day occur? Report your answer to the nearest whole
day.
b. Over a period of 1 year, when are there 10 or more hours of daylight in Boston?
Round your answer to the nearest whole day.
Transcribed Image Text:95. Hours of daylight in Boston. The number H of hours of daylight in Boston t days after the vernal equinox in March is given by 2nt H = 12 +3 sin 365 a. How many hours of daylight are there in Boston on the longest day of the year, and when does the longest day occur? Report your answer to the nearest whole day. b. Over a period of 1 year, when are there 10 or more hours of daylight in Boston? Round your answer to the nearest whole day.
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