kanjae
kanjae
03-04-2015
Mathematics
contestada
p(x) x^3+x^2-x-1
Find all zeros of p (x)
Respuesta :
konrad509
konrad509
03-04-2015
[tex]x^3+x^2-x-1=0\\ x^2(x+1)-1(x+1)=0\\ (x^2-1)(x+1)=0\\ (x-1)(x+1)(x+1)=0\\ (x-1)(x+1)=0\\ x=1 \vee x=-1[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 52+ )
Otras preguntas
Rank the following kinds of electromagnetic radiation in order of decreasing wavelength?Red Light, Radio Waves, Microwaves, Infrared Light, Ultraviolet Light, X
What is the "name game" in the context of the federal bureaucracy?
Write the recursive formula and the explicit formula for the sequence {-15,-7,1,9, 17,...}.
(x+2)(x+6)=0 In the problem shown, to conclude that x+2=0 or x+6=0, one must use the: A. multiplication property B. division property C. zero product property
Johnson publicly announced that the attacks on the USS Maddox were deliberate and unprovoked, was he being completely truthful?
What was one effect of the actions taken by Senator Joseph McCarthy and the House Un-American Activities Committee?
a connection between humans and fall leaves
Can anyone write an essay of Anne frank for a advanced 8th grade class
Which of the following points is a solution to the system of inequalities? 6x-2y < 10 6x + 3y > 15 (?,?)
What Is Psychological Projection?
