06-05-2014
Mathematics

contestada

How do you factor x4-x3-7x2-x+6?

Respuesta :

kate200468 kate200468

07-05-2014

[tex]x^4-x^3-7x^2-x+6=x^4-x^3-6x^2-x^2-x+6=\\ \\=x^2(x^2-x-6)-(x^2-x-6)=(x^2-1)(x^2-x-6)=\\ \\=(x-1)(x+1)(x^2-3x+2x-6)=\\ \\=(x-1)(x+1)[x(x-3)+2(x-3)]=(x-1)(x+1)(x-3)(x+2)[/tex]

Answer Link

Otras preguntas

A tightly wound solenoid of 1600 turns, cross-sectional area of 6.00 cm2, and length of 20.0 cm carries a current of 2.80 A. (a) What is its inductance? (b) If

PLEASE ANSWER CORRECTLYPLEASE HURRYWILL GIVE BRAINLIEST An ellipse is represented using the equation . Where are the foci of the ellipse located? Check all tha

6. How to calculate the mass of copper that can be plated out of a 1.0 M Cu(NO3)2 solution using a current of 0.75 A for 5.0 minutes?

Be sure to answer all parts. Nitric oxide (NO) reacts with oxygen gas to form nitrogen dioxide (NO2), a dark brown gas: 2NO(g) + O2(g) → 2NO2(g) In one experim

f(x)=8−4x−x^3 g(x)=x^2+7x−9 Find f(x)+g(x). Select one: a. x^3+x^2+3x−1 b. −x^3+x+3x−1 c. −x^3+x^2+11x−9 d. 8x^2+3x−9x^3

Factorize a^2+b^2+2(ab-ac-bc)

A current density of 7.00 10-13 A/m2 exists in the atmosphere at a location where the electric field is 185 V/m. Calculate the electrical conductivity of the Ea

What are the solutions of the equation 6x2 +5x+1 = 0 ?

What type of force are you exerting when you stomp your foot on the ground

Mis padres / no querer / venir / fiesta Mis padres no quisieron venir a la fiesta. Anoche / nosotros / saber / del divorcio / Carlos y Eva / Tú / conocer / Nor