![Precalculus](https://www.bartleby.com/isbn_cover_images/9780321716835/9780321716835_largeCoverImage.gif)
(a)
To find: the cost of talking
(a)
![Check Mark](/static/check-mark.png)
Answer to Problem 38AYU
the cost of talking
Explanation of Solution
Given:
Calculation:
Replace x with 50 in the given function.
Simplify.
Conclusion:
Therefore, the cost of talking
(b)
To find: the value of x for which the value of
(b)
![Check Mark](/static/check-mark.png)
Answer to Problem 38AYU
The phone was used for 64 minutes.
Explanation of Solution
Calculation:
The objective is to find the value of x for which the value of
Subtract 5 from both the sides.
Divide each side by 0.38 to isolate x .
The phone was used for 64 minutes.
Conclusion:
Therefore, the phone was used for 64 minutes.
(c)
To find: The number of minutes x for which the bill amount is $60
(c)
![Check Mark](/static/check-mark.png)
Answer to Problem 38AYU
The number of minutes x for which the bill amount is $60 will be about 145.
Explanation of Solution
Calculation:
The number of minutes x for which the bill amount is $60 has to be determined.
Solve for x .
The number of minutes x for which the bill amount is $60 will be about 145.
Conclusion:
Therefore, The number of minutes x for which the bill amount is $60 will be about 145.
(d)
To describe: the implied domain of Cif there are 30 days in the month.
(d)
![Check Mark](/static/check-mark.png)
Answer to Problem 38AYU
The implied domain of C is
Explanation of Solution
Calculation:
Conclusion:
Therefore, the implied domain of C is
Chapter 3 Solutions
Precalculus
Additional Math Textbook Solutions
Single Variable Calculus: Early Transcendentals (2nd Edition) - Standalone book
Calculus & Its Applications (14th Edition)
University Calculus: Early Transcendentals (3rd Edition)
Precalculus (10th Edition)
Precalculus
Calculus, Single Variable: Early Transcendentals (3rd Edition)
- Calculus: Early TranscendentalsCalculusISBN:9781285741550Author:James StewartPublisher:Cengage LearningThomas' Calculus (14th Edition)CalculusISBN:9780134438986Author:Joel R. Hass, Christopher E. Heil, Maurice D. WeirPublisher:PEARSONCalculus: Early Transcendentals (3rd Edition)CalculusISBN:9780134763644Author:William L. Briggs, Lyle Cochran, Bernard Gillett, Eric SchulzPublisher:PEARSON
- Calculus: Early TranscendentalsCalculusISBN:9781319050740Author:Jon Rogawski, Colin Adams, Robert FranzosaPublisher:W. H. FreemanCalculus: Early Transcendental FunctionsCalculusISBN:9781337552516Author:Ron Larson, Bruce H. EdwardsPublisher:Cengage Learning
![Text book image](https://www.bartleby.com/isbn_cover_images/9781285741550/9781285741550_smallCoverImage.gif)
![Text book image](https://www.bartleby.com/isbn_cover_images/9780134438986/9780134438986_smallCoverImage.gif)
![Text book image](https://www.bartleby.com/isbn_cover_images/9780134763644/9780134763644_smallCoverImage.gif)
![Text book image](https://www.bartleby.com/isbn_cover_images/9781319050740/9781319050740_smallCoverImage.gif)
![Text book image](https://www.bartleby.com/isbn_cover_images/9780135189405/9780135189405_smallCoverImage.gif)
![Text book image](https://www.bartleby.com/isbn_cover_images/9781337552516/9781337552516_smallCoverImage.gif)