Given the arithmetic sequence an = 6 − 4(n + 2), what is the domain for n?

asked Nov 22, 2019 180k views

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$a_n=6-4(n+2)=6-4n-8=-4n-2\\\\The\ domain:\ n\in\mathbb{N^+}\to n\in\{1;\ 2;\ 3;\ 4;\ ...\}$

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6 votes

Answer:

The answer is all real numbers

Explanation:

When you plug in anything it works

Brian Dunn answered Nov 28, 2019

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