martinez79ashley martinez79ashley

24-10-2021
Mathematics

contestada

An arithmetic sequence is given below. 31, 24, 17, 10, ...

Write an explicit formula for the nth term an

Respuesta :

flin2408 flin2408

24-10-2021

Step-by-step explanation:

an= a1+(n-1)d

a1= 31

n= 4

d=7 (pattern; it subtracts 7)

[tex]a_{n}=31+(n-1)7[/tex]

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