Because the values of circular functions repeat every 21, they are used to describe things that repeat periodically. For

Question

Because the values of circular functions repeat every 21, they are used to describe things that repeat periodically. For example, the maximum afternoon temperature in a given city might be
modeled by the formula below. In the formula, t represents the maximum afternoon temperature in month x, with x = 0 representing January, x= 1 representing February, and so on.
t=40-20 cos xπ/6
The maximum afternoon temperature in March is.
(Round to the nearest integer as needed.)

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