Using P(x) ='6x + 3x +x+ 3x +4 a) Find all possible zeros of P(x) (without testing to see whether they are actually zeros). b) Determine the possible number of positive and negative real zeros using Decarte Rule of signs.

Using P(x) ='6x + 3x +x+ 3x +4 a) Find all possible zeros of P(x) (without testing to see whether they are actually zeros). b) Determine the possible number of positive and negative real zeros using Decarte Rule of signs.

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter4: Polynomial And Rational Functions

Section4.4: Complex And Rational Zeros Of Polynomials

Problem 46E

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Question

4. Using P(x) =6x+ 3x+
x²+3x +4
%3D
a) Find all possible zeros of P(x) (without testing to see whether they are actually
zeros).
b) Determine the possible number of positive and negative real zeros using Decartes
Rule of signs.

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