Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter4: Complex Numbers
Section4.2: Complex Solutions Of Equations
Problem 6ECP: Find a fourth-degree polynomial function f with real coefficients that has 2, 2, and 7i as zeros.
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Question
Hi. I'm having trouble identifying what the real zeros are from the table of values for polynomial function f(x). The subject is precalculus. I need help with this. I tried using the graphic calculator but it didn't help.
Transcribed Image Text:Given a table of values for polynomial function f(x),
how many real zeros are certain to be found?
""
X
-2
-1
0
1
f(x)
4356
-3
-5
dicular
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