Use the intermediate value theorem to prove that any polynomial function of odd degree with real coefficients has at least one real root. Hint: Show that if P is a polynomial function of odd degree then for sufficiently large c, P(c)P(-c) < 0.

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
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Chapter4: Polynomial And Rational Functions
Section4.CR: Chapter Review
Problem 30E
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sufficiently large c

Use the intermediate value theorem to prove that any polynomial function of odd degree with real
coefficients has at least one real root. Hint: Show that if P is a polynomial function of odd degree then
for sufficiently large c, P(c)P(-c) < 0.
Transcribed Image Text:Use the intermediate value theorem to prove that any polynomial function of odd degree with real coefficients has at least one real root. Hint: Show that if P is a polynomial function of odd degree then for sufficiently large c, P(c)P(-c) < 0.
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