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Concept explainers
a.
Write the sound as a product of sine and cosine.
a.
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Answer to Problem 47AYU
Explanation of Solution
Given information:
If
On a touch −tone phone, each button produces a unique sound. The sound produced is the sum of two tones, given by
Where
Write this sound as a product of sine and cosine.
Calculation:
Consider the given function,
Apply sum to product formula, we get
Hence,
b.
Find the maximum value of
b.
![Check Mark](/static/check-mark.png)
Answer to Problem 47AYU
Explanation of Solution
Given information:
If
On a touch −tone phone, each button produces a unique sound. The sound produced is the sum of two tones, given by
Where
Find the maximum value of
Calculation:
Consider the given function,
The maximum value of
Hence,
c.
Graph the sound emitted by touching
c.
![Check Mark](/static/check-mark.png)
Answer to Problem 47AYU
Explanation of Solution
Given information:
If
On a touch −tone phone, each button produces a unique sound. The sound produced is the sum of two tones, given by
Where
Graph the sound emitted by touching
Calculation:
The Graph of sound emitted by touching
Hence,
Chapter 7 Solutions
Precalculus
Additional Math Textbook Solutions
Calculus, Single Variable: Early Transcendentals (3rd Edition)
University Calculus: Early Transcendentals (3rd Edition)
Single Variable Calculus: Early Transcendentals (2nd Edition) - Standalone book
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- Calculus: Early TranscendentalsCalculusISBN:9781319050740Author:Jon Rogawski, Colin Adams, Robert FranzosaPublisher:W. H. FreemanCalculus: Early Transcendental FunctionsCalculusISBN:9781337552516Author:Ron Larson, Bruce H. EdwardsPublisher:Cengage Learning
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