OpenStax, Precalculus 2e §7.6 Modeling with Trigonometric Functions · Exercise 27 · Trigonometry · Identities

Modeling with Trigonometric Functions · Exercise 27

Construct a sinusoidal function with the provided information, and then solve the equation for the requested values.

In a certain region, monthly precipitation peaks at 8 inches on June 1 and falls to a low of 1 inch on December 1. Identify the periods when the region is under flood conditions (greater than 7 inches) and drought conditions (less than 2 inches). Give your answer in terms of the nearest day.

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OpenStax, Precalculus 2e · §7.6 Modeling with Trigonometric Functions · Exercise 27

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