sydniemendoza sydniemendoza
  • 25-08-2020
  • Mathematics
contestada

Factor z^2 – 81
z^2-81=

Factor z2 81 z281 class=

Respuesta :

swan85 swan85
  • 25-08-2020

Answer:

(z-9)(z+9)

Step-by-step explanation:

z²-81

(z-9)(z+9)

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