In Exercises 7-12, find all zeros of the given polynomial. 7. x³ + x² - x + 2 8. 3x³ - 7x² + 8x - 2
In Exercises 7-12, find all zeros of the given polynomial. 7. x³ + x² - x + 2 8. 3x³ - 7x² + 8x - 2
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:In Exercises 7-12, find all zeros of the given polynomial.
7. x³ + x² - x + 2
8. 3x³
9. 3x³ + 2x² - 7x + 2
10. 3x³
11. 6x³ + 11x² + x - 4
12. 9x³ + 27x² + 8x - 20
7x² + 8x - 2
2x² - 7x2
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