Ask Question
18 October, 16:11

Suppose that a polynomial function of degree 4 with rational coefficients has - 2, - 6, - 5-i as zeros. Find the other zero.

+1
Answers (1)
  1. 18 October, 18:38
    0
    complex roots (zeros) occur in conjugate pairs __ if 7+4i is a zero, then 7-4i is also a zero

    for the coefficients to be rational; any irrational zeros (sqrt (7)) must have a conjugate, so - sqrt (7) is also a zero
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “Suppose that a polynomial function of degree 4 with rational coefficients has - 2, - 6, - 5-i as zeros. Find the other zero. ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers