OpenStax, Precalculus 2e §7.6 Modeling with Trigonometric Functions · Exercise 25 · Trigonometry · Identities

Modeling with Trigonometric Functions · Exercise 25

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

During a 90-day monsoon season, daily rainfall can be modeled by sinusoidal functions. If the rainfall fluctuates between a low of 2 inches on day 10 and 12 inches on day 55, during what period is daily rainfall more than 10 inches?

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OpenStax, Precalculus 2e · §7.6 Modeling with Trigonometric Functions · Exercise 25

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