nhithcstp nhithcstp
  • 21-10-2021
  • Mathematics
contestada

8. Cho A =
1 2 3
402
  
   
, B =
3 2 0
567


 
   
. Thế thì A + B

Respuesta :

12312123
12312123 12312123
  • 21-10-2021

Answer:

A

Step-by-step explanation:

Answer Link

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