a .
To evaluate: the model
a .
Answer to Problem 78E
Explanation of Solution
Calculation:
Consider the model:
First substitute
Now substitute
Now substitute
Now substitute
Now substitute
The bar graph representing the above result is:
b.
the minimum depth of the beam that will safely support a load of 2000 pounds.
b.
Answer to Problem 78E
Explanation of Solution
Given:
The maximum safe load uniformly distributed over a one-foot section of a two-inch-wide wooden beam can be approximated by the model
Calculation:
In the given model substitute
(Since depth can’t be negative so negative value is discarded.)
Chapter 2 Solutions
EBK PRECALCULUS W/LIMITS
- 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