Question

Given sequence
7,5,2,1

Find the general term of the sequence

Answer 1

Explanation:

Answer 2

7,5,3,1,−1
the following series is in AP with common difference d=−2 and a=7
(a) next term of series=previous term +d
=−1+(2)
neat term =−3

(b) n
th
term of the series =a+(n−1)d
=7+(n−1)−2
=7−2n+2
n
th
term of series =9−