f(x)=x4+2x3-7x2-20x-12 a.) Use Descartes' rule of signs to find the possible combinations of the types of roots. List results in a table. b.) Find all the zeros in the function. c.) Graph the function.
f(x)=x4+2x3-7x2-20x-12 a.) Use Descartes' rule of signs to find the possible combinations of the types of roots. List results in a table. b.) Find all the zeros in the function. c.) Graph the function.
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 104E
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f(x)=x4+2x3-7x2-20x-12
a.) Use Descartes' rule of signs to find the possible combinations of the types of roots. List results in a table.
b.) Find all the zeros in the function.
c.) Graph the function.
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