To show:that the value of
Explanation of Solution
Given information:
the polynomial is
concept used:
Let P be a polynomial with real coef?cients.
1. If we divide
2. If we divide
Proof:
Divide the
5 | 1 | -2 | -9 | 2 | 8 |
5 | 15 | 30 | 160 | ||
1 | 3 | 6 | 32 | 168 |
-3 | 1 | -2 | -9 | 2 | 8 |
-3 | 15 | -18 | 48 | ||
1 | -5 | 6 | -16 | 56 |
By the upper and lower bonds theorem, -3 is a lower bond and 5 is the upper bond for the zeros.
Chapter 3 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