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

Otras preguntas

Jessica is playing a game with the two spinners shown below. She will win the game if the product of the two spinners is an even number greater than twelve. Wha

aside from protective equipment, what other ways can you stay safe when taking part in athletic events?

solve for yX = 3yPlease answer

Why were Native Americans more likely to die from the diseases the European settlers brought to America than the settlers themselves?

How do I mamorize this

Which pronoun best completes the sentence? How is the pronoun used? Is that __________ in line at the cash register? A. her; subject B. she; subject C. her; p

When feeling ill,taking medication before driving A. Is safe because if you are ill you are responsible for your well-being and responsible to protect other r

whats 48 divided by 6?

what is the product of x(x 1)? 2x x x2 2x 2x2 x x2 x

what makes the sky blue? a. reyleigh b. the sun c. the atmosphere d. the birds