Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter8: Functions
Section8.4: More Quadratic Functions And Applications
Problem 61PS
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Please answer #5 with work shown and clear handwriting
![For questions 4 and 5, find all rational, irrational and complex zeroes (and state their multiplicities).
Use Descartes' Rule of Signs, the Upper and Lower Bounds Theorem, the quadratic formula and other
factoring techniques. Do not use a calculator.
4. r – 3r2 – 13r + 15
5. r4 + 6x3 +17x2 + 28x + 20](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Faed5d721-f42b-4f9d-b068-74794faf591c%2F5d1f08a7-0592-4c60-af06-9fc9c7763c31%2Fm6uvb8_processed.png&w=3840&q=75)
Transcribed Image Text:For questions 4 and 5, find all rational, irrational and complex zeroes (and state their multiplicities).
Use Descartes' Rule of Signs, the Upper and Lower Bounds Theorem, the quadratic formula and other
factoring techniques. Do not use a calculator.
4. r – 3r2 – 13r + 15
5. r4 + 6x3 +17x2 + 28x + 20
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