Use Descartes' Rule of Signs to determine the possible numbers of positive and negative real zeros. P(x)--2x²+4x²- -2x+1 If there is more than one possibility, separate them with commas. (a) Possible number(s) of positive real zeros: 0 0,0,... (b) Possible number(s) of negative real zeros: × $

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter1: Equations And Inequalities
Section1.4: Quadratic Equations
Problem 142E
Question
Use Descartes' Rule of Signs to determine the possible numbers of positive and negative real zeros.
P(x)--2x²+4x²-
-2x+1
If there is more than one possibility, separate them with commas.
(a) Possible number(s) of positive real zeros:
0
0,0,...
(b) Possible number(s) of negative real zeros:
×
$
Transcribed Image Text:Use Descartes' Rule of Signs to determine the possible numbers of positive and negative real zeros. P(x)--2x²+4x²- -2x+1 If there is more than one possibility, separate them with commas. (a) Possible number(s) of positive real zeros: 0 0,0,... (b) Possible number(s) of negative real zeros: × $
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