Concept explainers
In Problems 7-16, information is given about a polynomial function whose coefficients are real numbers. Find the remaining zeros of .
8. Degree 3; zeros: 4,
To find: The remaining zeros of the polynomial function whose coefficients are real numbers.
Answer to Problem 8AYU
.
Explanation of Solution
Given:
Degree , zeros .
Since the degree there will be 3 real zeros.
Since is a complex zero of the polynomial function and has coefficients that are real numbers Complex zeros appear as conjugate pairs.
By the conjugate pair theorem is the zero of .
The complex conjugate of is also the zero of polynomial function .
Chapter 4 Solutions
Precalculus Enhanced with Graphing Utilities
Additional Math Textbook Solutions
Thomas' Calculus: Early Transcendentals (14th Edition)
University Calculus: Early Transcendentals (3rd Edition)
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (4th Edition)
Calculus & Its Applications (14th Edition)
Calculus: Early Transcendentals (3rd Edition)
Calculus and Its Applications (11th Edition)
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- Calculus: Early TranscendentalsCalculusISBN:9781319050740Author:Jon Rogawski, Colin Adams, Robert FranzosaPublisher:W. H. FreemanCalculus: Early Transcendental FunctionsCalculusISBN:9781337552516Author:Ron Larson, Bruce H. EdwardsPublisher:Cengage Learning