Question

26. Check whether -152 is a term of the AP 11,8,5,2----
OR​

Answer 1

Step-by-step explanation:

11,8,5,2

a=11

d=8-11

=-3

an= -152

an=a+(n-1)d

-152=11+(n-1) -3

-152=11-3n+3

-152=14-3n

-152-14= -3n

-166= -3n

166/3=n

-152 is not ap of 11,8,5,2