alixxhhcalixxhhc alixxhhcalixxhhc
  • 01-08-2016
  • Mathematics
contestada

f(x) = x3 + 4x2 + x − 6 real zeros

Respuesta :

caylus
caylus caylus
  • 01-08-2016
Hello,

f(x)=x^3+4x²+x-6
=x^3-x²+5x²-5+x-1
=x²(x-1)+5(x-1)(x+1)+x-1
=(x-1)(x²+5x+5+1)
=(x-1)(x²+2x+3x+6)
=(x-1)(x(x+2)+3(x+2))
=(x-1)(x+2)(x+3)

Zeros are  1,-2,-3.

Answer Link

Otras preguntas

Write the formula of the function y whose graph is shown.
SOMEONE HELP PLEASE! So for this problem the answer I got is $4000. Is that the correct or incorrect answer? Can someone please help me if it is the incorrect a
Why does Washington State Parks and Recreation Commission strongly discourage persons from sitting on the rear swim step of any motorized vessel while the engin
What is the valency of Aluminium and nitrate in Al(NO3)3 ?​
Suppose you need to prepare 138.1 mL of a 0.190 M aqueous solution of NaCl. What mass, in grams, of NaCl do you need to use to make the solution
I'll like to cheat on these epdentum courses but cant cause you can't create a epdentum account is there any way to get the courses answers keys I'm currently t
Help pls it’s the last day of summer school
log8-log4 ÷ log4-log2=​
Chăn nuôi bò sữa ở trung du miền núi Bắc Bộ gần đây được phát triển mạnh do tác động chủ yếu của
The correct equation for the x component of a vector named A with an angle measured from the x axis would be which of the following?