The linear function is:
[tex]y=9x-7[/tex]Explanation:Given the sequence 2, 11, 20. 29
The first term is 2
The common difference is 11 - 2 = 9
The nth term is
[tex]\begin{gathered} T_n=2+(n-1)(9) \\ =2+9n-9 \\ T_n=9n-7 \end{gathered}[/tex]The linear function is:
[tex]y=9x-7[/tex]