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College Algebra - HW #11, S Real and Complex Zeros of a Pol Exercises 9-12, confirm that the fun zeros. 9. f(x) = x² + 25; -5i, 5i 10. f(x) = x² + 2; -√√2i, √√2i 11. f(x) = x³ + 9x; 0, -3i, 3i 12. f(x) = x³ + 49x; 0, −7i, 7i

College Algebra - HW #11, S Real and Complex Zeros of a Pol Exercises 9-12, confirm that the fun zeros. 9. f(x) = x² + 25; -5i, 5i 10. f(x) = x² + 2; -√√2i, √√2i 11. f(x) = x³ + 9x; 0, -3i, 3i 12. f(x) = x³ + 49x; 0, −7i, 7i

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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College Algebra - HW #11, Solving polynomials Real and Complex Zeros of a Polynomial Function In Exercises 9-12, confirm that the function has the indicated zeros. 9. f(x) = x² + 25; -5i, 5i 10. f(x) = x² + 2; -√2i, √2i 11. f(x) = x³ + 9x; 0, -3i, 3i 12. f(x) = x³ + 49x; 0, -7i, 7i
Transcribed Image Text:College Algebra - HW #11, Solving polynomials Real and Complex Zeros of a Polynomial Function In Exercises 9-12, confirm that the function has the indicated zeros. 9. f(x) = x² + 25; -5i, 5i 10. f(x) = x² + 2; -√2i, √2i 11. f(x) = x³ + 9x; 0, -3i, 3i 12. f(x) = x³ + 49x; 0, -7i, 7i
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