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Given the arithmetic sequence an = 3 + 2(n − 1), what is the domain for n?

A. All integers where n ≥ 0
B. All real numbers
C. All integers where n ≤ 1
D. All integers where n ≥ 1

Answer :

gmany
[tex]a_n=3+2(n-1)\\\\n\in\mathbb{N^+}\\\\Answer:\ D.\text{All integers where}\ n\geq1[/tex]
All numbers greater or equal to 1

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