Respuesta :

19) Notice that:

[tex]\begin{gathered} 2=3\times1-1, \\ 5=3\times2-1, \\ 8=3\times3-1, \\ 11=3\times4-1, \\ 14=3\times5-1. \end{gathered}[/tex]

Therefore, the nth term has the form:

[tex]a_n=3n-1.[/tex]

Answer:

[tex]a_n=3n-1.[/tex]
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