zanillagang
zanillagang
15-11-2020
Mathematics
contestada
n+3(n-1)
n plus three ( n minus 1
Respuesta :
lashaeyoung10
lashaeyoung10
15-11-2020
Answer:
3n^2+-3
Step-by-step explanation:
nxn +nx(-1) +3xn+ 3x(-1)
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