Respuesta :

gmany

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

Answer:

The answer is all real numbers

Step-by-step explanation:

When you plug in anything it works