Question

find nth term of AP 16,9,2,-5

Answer 1

Step-by-step explanation:

AP is 16,9,2,−5,....

Here, first term =a=16

Common difference=d=9−16=−7

We know, n

th

term of AP

a =a+(n−1)d

=16+(n−1)(−7)

=16−7n+7

=(23−7n).