KretykaG
KretykaG
21-12-2020
Mathematics
contestada
3(n+1)×3(n-1) (n+1)÷3n(n-1)×9n+1
Respuesta :
StormA2
StormA2
21-12-2020
27n +1 this is correct answer
I think i help you
Bye
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