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 ( 71+ )
Otras preguntas
Why is population education introduced in secondary level? Give any five reasons.
what is plasma in chemistry
What is 51809 rounded to 1,2 and 3 significant figures?PLSS HELP
HELLLLLLLLLLP MEEEEEEEE PLSTHIS QUESTION IS NOT HARD BUT MY BRAIN DOESNT GET IT. the last answer choice is blocked but it says 0 only sample 4
What is the slope of the line that contains the points (13,-2) and (3.-2)
MP=300sp=245 find discount
the sum of numerator and denominator of the fraction is 12 and the denominator is 2 more than numerator.find the fraction
6x(8x-3)-2x(24x-6)=36
write each of the following expressions without using absolute value. |x-1| of x>1
Ivana wants to give books from her store to the local library. She needs to place 8 books in each box. If she has 1,125 books to give away, how many boxes will
