xpriincess xpriincess
  • 02-05-2020
  • Mathematics
contestada

Using the grouping method to factor the polynomial below completely. x^3+2x^2+4x+8

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ItzMikeSS
ItzMikeSS ItzMikeSS
  • 02-05-2020

Answer:  [tex](x+2)(x^2+4)[/tex]

Step-by-step explanation:

[tex]x^3+2x^2+4x+8[/tex]

[tex](x^3+2x^2)+(4x+8)\\x^2(x+2)+4(x+2)[/tex]

[tex](x+2)(x^2+4)[/tex]

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