taeskater77
taeskater77 taeskater77
  • 24-04-2021
  • Mathematics
contestada

Prove: The square of a number that is two more than a multiple of 3 is one more than a multiple of 3.

Respuesta :

mhanifa
mhanifa mhanifa
  • 24-04-2021

Answer:

To prove:

  • (3x + 2)² is  3y + 1

Expand the square:

  • 9x² + 6x + 4 = (9x² + 6x + 3) + 1 = 3(3x² + 2x + 1)  + 1 = 3y + 1
  • Proven
Answer Link
penguinboss21 penguinboss21
  • 10-12-2021

Answer:

9,12,4                          9,12,3,1          3,3,4,1

Step-by-step explanation:

Answer Link

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