Concept explainers
a.
To find: Theinterval for
a.
Answer to Problem 85E
Explanation of Solution
Given information:
A
Concepts used:
A quadratic equation
Calculation:
Given quadratic equation is
This will have real solution if and only if,
Hence, in the interval
b.
To find: A conjecture about the interval(s) based on the value of coefficients.
b.
Explanation of Solution
Given information:
A quadratic equation is given as ,
Concepts used:
A quadratic equation
Calculation:
Given quadratic equation is
From part
Therefore, a conjecture can be given as −
For a quadratic equation
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