Respuesta :

Answer:

[tex]\boxed{Un = 6n + 14}[/tex]

Step-by-step explanation:

We know that

a = 20 and b = 6

.

So

[tex]Un = a + (n - 1)b[/tex]

[tex]Un = 20 + (n - 1)6[/tex]

[tex]Un = 20 + 6n - 6[/tex]

[tex]Un = 6n + 14[/tex]

Answer:

Just use this form 》Un = a + (n -1)b

to solve this question