OpenStax, Precalculus 2e §7.6 Modeling with Trigonometric Functions · Exercise 31 · Trigonometry · Identities

Modeling with Trigonometric Functions · Exercise 31

Find the amplitude, period, and frequency of the given function.

The displacement $h (t)$ in centimeters of a mass suspended by a spring is modeled by the function $h (t) = 4 cos (\frac{π}{2} t),$ where $t$ is measured in seconds. Find the amplitude, period, and frequency of this displacement.

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OpenStax, Precalculus 2e · §7.6 Modeling with Trigonometric Functions · Exercise 31

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