nashwanihan
nashwanihan nashwanihan
  • 27-11-2020
  • Mathematics
contestada

find the square of ( b - 9 )

Respuesta :

Dead3ill
Dead3ill Dead3ill
  • 27-11-2020

Answer:

[tex] {b}^{2} - 18b + 81[/tex]

Step-by-step explanation:

[tex] {(b - 9)}^{2} = {b}^{2} - 2 \times b \times 9 + {(9)}^{2} \\ = {b}^{2} - 18b + 81[/tex]

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