briana8266 briana8266
  • 04-03-2021
  • Mathematics
contestada

Please help! It would be appreciated ! :)

Please help It would be appreciated class=

Respuesta :

Annder
Annder Annder
  • 04-03-2021

Step-by-step explanation:

(x-9)²

= (x-9)(x-9)

= x²-9x-9x+81

= x²-18x+81

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