Maximum Temperatures Because the values of the circular
Chapter 3, Problem 85(choose chapter or problem)
Maximum Temperatures Because the values of the circular functions repeat every 2p, they are used to describe things that repeat periodically. For example, the maximum afternoon temperature in a given city might be modeled by t = 60 - 30 cos ap 6 xb, where t represents the maximum afternoon temperature in month x, with x = 0 representing January, x = 1 representing February, and so on. Find the maximum afternoon temperature for each of the following months. (a) January (b) April (c) May (d) June (e) August (f) October
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