chinaagomez18 chinaagomez18

06-05-2020
Mathematics

contestada

Add or Subtract polynomial expressions

Add or Subtract polynomial expressions class=

Respuesta :

keziakh004 keziakh004

06-05-2020

Answer:

x³ + x² + 4x + - 4

Step-by-step explanation:

Remove the parentheses and simplify. Expand the negative sign for the second phrase in parentheses.

-x³ + 2x² - x + 2 + 2x³ + 5x - 1 - x² - 5

x³ + x² + 4x + - 4

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