a.
Find coefficient
a.
Answer to Problem 94E
Explanation of Solution
Given information:
The graph of a quadratic function represents the yearly profit for a company,
Where
Calculation:
Consider the graph,
The parabola is opens upward, so, the leading coefficient
Hence,
b.
Find the least profit of company in terms of
b.
Answer to Problem 94E
Explanation of Solution
Given information:
The graph of a quadratic function represents the yearly profit for a company,
Where
Calculation:
An expression in terms of
c.
Estimate the least profit year.
c.
Answer to Problem 94E
Explanation of Solution
Given information:
The graph of a quadratic function represents the yearly profit for a company,
Where
The company made the same yearly profits in
Calculation:
We observe that parabola is symmetrical about its axis, the axis is the line exact midway through the year
Hence, the year in which company made least profit is
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