Bluefacebaby Bluefacebaby
  • 02-01-2019
  • Mathematics
contestada

the polynomial x^2+9 is a factor of x^5+x^4-81x-81
Is this statement true or false.

Respuesta :

MrBillDoesMath MrBillDoesMath
  • 04-01-2019

Hello from MrBillDoesMath!

Answer:

True


Discussion:

Long division shows that

x^5 + x^4 - 81 x - 81 = (x^3 + x^2 - 9 x - 9) × (x^2 + 9)

Thank you,

MrB

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