Question

What is the nth term rule of the linear sequence below? 13
,
7
,
1
,
−
5
,
−
11
,
.
.
.

Answer 1

Answer:

19-6n

Step-by-step explanation:

Given:

13 ,7 ,1, -5,-6..... in AP

We know that, n th term of AP =a+(n-1)d

Here , a=13

d=t(n)-t(n-1)

=t(2)-t(1)

=7-13

= -6

a(n) =13+(n-1)(-6)

=13-6n+6

=19-6n

Therefore n th term of the given sequence is 19-6n.