Maggybvb1 Maggybvb1
  • 11-11-2020
  • Mathematics
contestada

I have to find the difference I need help tho

I have to find the difference I need help tho class=

Respuesta :

hydrgn
hydrgn hydrgn
  • 11-11-2020
(10x^4 - 4x^3 - 7x^2 + 5x + 9) - (2x^4 - 5x^3 - 4x^2 + 9x + 3)
first, rearrange the terms :
(10x^4 - 2x^4 - 4x^3 + 5x^3 - 7x^2 + 4x^2 + 5x - 9x + 9 - 3)

keep in mind that only x-terms with the same power can have an effect on each other hence the difference will be :
8x^4 - x^3 - 3x^2 - 4x + 6
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