Use Descartes's rule of signs to obtain information regarding the roots of the equation. (Select all that apply.) x³ 3x²+x-8=0 The equation can have 3 positive real roots and 0 complex roots. The equation has no negative roots. The equation has 3 negative real roots. The equation can have 1 positive real root and 2 complex roots. The equation can have 1 negative real root and 2 complex roots. The equation can have 1 positive real root and 2 negative real roots. none of these

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Use Descartes's rule of signs to obtain information regarding the roots of the equation. (Select all that apply.)
x3 3x²+x-8=0
The equation can have 3 positive real roots and 0 complex roots.
The equation has no negative roots.
The equation has 3 negative real roots.
The equation can have 1 positive real root and 2 complex roots.
The equation can have 1 negative real root and 2 complex roots.
The equation can have 1 positive real root and 2 negative real roots.
none of these
X
Transcribed Image Text:Use Descartes's rule of signs to obtain information regarding the roots of the equation. (Select all that apply.) x3 3x²+x-8=0 The equation can have 3 positive real roots and 0 complex roots. The equation has no negative roots. The equation has 3 negative real roots. The equation can have 1 positive real root and 2 complex roots. The equation can have 1 negative real root and 2 complex roots. The equation can have 1 positive real root and 2 negative real roots. none of these X
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