Concept explainers
(a)
To Find: The function that models the mass that remains after
(a)
Answer to Problem 99RE
Explanation of Solution
Given The half-life of the radium-
Sample has a mass of
Formula used:
Given: Sample has a mass of
Then
Relative decay rate is
So the function becomes
(b)
To Find: The mass that will remain after
(b)
Answer to Problem 99RE
Explanation of Solution
Given The half-life of the radium-
Sample has a mass of
Formula used:
Given: Sample has a mass of
So the function is
Then
For
Hence, the mass that will remain after
(c)
To Find: The number of years when the remaining mass is
(c)
Answer to Problem 99RE
Explanation of Solution
Given The half-life of the radium-
Sample has a mass of
Formula used:
Given: Sample has a mass of
So the function is
Then
For
Hence, number of years when the remaining mass is
Chapter 4 Solutions
Precalculus: Mathematics for Calculus - 6th 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