perc1017
perc1017
21-10-2020
Mathematics
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Respuesta :
Аноним
Аноним
21-10-2020
Answer:
an=2n+3
Step-by-step explanation:
Formula = an = a1 +d(n-1)
an=5+2(n-1)
an= 5+2n-2
an=2n+3
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