Piano Tuning When tuning a piano, a technicianstrikes a tuning fork for the A above middle C andsets up a wave motion that can be approximated byy = 0.001 sin 880πt, where t is the time (in seconds).(a) What is the period of the function?(b) The frequency f is given by f = 1p. What is thefrequency of the note?

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter1: Trigonometry
Section1.5: Graphs Of Sine And Cosine Functions
Problem 82E: Piano Tuning When tuning a piano, a technician strikes a tuning fork for the A above middle C and...
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Piano Tuning When tuning a piano, a technician
strikes a tuning fork for the A above middle C and
sets up a wave motion that can be approximated by
y = 0.001 sin 880πt, where t is the time (in seconds).
(a) What is the period of the function?
(b) The frequency f is given by f = 1p. What is the
frequency of the note?

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