angeltovar angeltovar
  • 13-12-2013
  • Mathematics
contestada

what is x3+3x2-x-3 factor by grouping

Respuesta :

tomek1172
tomek1172 tomek1172
  • 13-12-2013
x3 + 3x2-x-3=0
x2(x+3)-(x+3)=0
(x2-1)(x+3)=0
x2-1=0
(x-1)(x+1)=0
x=1
x=-1

x+3=0
x=-3
Answer Link
D3xt3R
D3xt3R D3xt3R
  • 13-12-2013
[tex]x^3+3x^2-x-3[/tex]

[tex]x^2(x+3)-x-3[/tex]

[tex]x^2(x+3)-(x+3)[/tex]

[tex]\boxed{\boxed{(x+3)(x^2-1)}}[/tex]
Answer Link

Otras preguntas

Given the function f(x) = 5x, Section A is from x = 0 to x = 1 and Section B is from x = 2 to x = 3. Part A: Find the average rate of change of each section. (4
name three ways that colonists protested the tax laws passed by parliament
What is the solution of the system? Use substitution. y = 6x + 2 3y - 18x = 12
how many 1/4 teaspoon doses are in 7/8 teaspoon of medicine
what is the length of a rectangle with width 10 inches and area 45 inches^2? Use 3.14
16.437 rounded to the neatest tenth is 16.4 true or false
Where should you hunt raccoons?
what is the theme for the monsters are due on maple street?? NEED ANSWER NOW PLEASE
what is 84 divided by 7 and please show work
What are the final electron acceptor in electron transport chain?