Question

(n-2)th term of the ap 8,15,22 is​

Answer 1

Answer:

(n-2)th term of the ap 8,15,22 is

n=35

Answer 2

Answer:

(n - 2)th term = 7n - 13

Step-by-step explanation:

Given,

a = 8

d = 15 - 8 = 7

An = a + (n - 1) d

Therefore, A(n-2) = 8 + (n - 2 - 1) 7

= 8 + (n - 3) 7

= 8 + 7n - 21

=> 7n - 13.