santefesharks13 santefesharks13
  • 26-01-2018
  • Mathematics
contestada

find (x^3-x+1)-(3x-1)

Respuesta :

Аноним Аноним
  • 26-01-2018
x^3 - x + 1 - 3x + 1
= x^3 - 4x + 2
Answer Link
cdw2014
cdw2014 cdw2014
  • 26-01-2018
When adding or subtracting polynomials, just combine like terms. If the exponent on the variables are the same, they are like terms.

Before we do that, let's distribute the negative sign to avoid a mistake.

(x^3 - x + 1) + (-3x + 1)

Now add.

x^3 - 4x + 2
Answer Link

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