Average Temperatures Let the monthly average high temperature y in degrees Fahrenheit at a location be given by y = 15 sin((x − 4)) + 60, where x is the month and x = 1 corresponds to January. Estimate when the monthly average high temperature is 60° F.

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
Question

can you explain question 74

 

74. Average Temperatures Let the monthly average high
temperature y in degrees Fahrenheit at a location be
given by y = 15 sin((x - 4)) + 60, where x is the
month and x = 1 corresponds to January. Estimate
when the monthly average high temperature is 60° F.
Transcribed Image Text:74. Average Temperatures Let the monthly average high temperature y in degrees Fahrenheit at a location be given by y = 15 sin((x - 4)) + 60, where x is the month and x = 1 corresponds to January. Estimate when the monthly average high temperature is 60° F.
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