Question

check whether -160 is term of the A. P 11,8,5,2....​

Answer 1

Answer: The given sequence is 11, 8, 5, 2,.... –151. Hence, 55th term is number –151.

Step-by-step explanation:

Answer 2

Step-by-step explanation:

a=11,d=8-11=-3,an=-150

a+(n-1)d=an

11+(n-1)(-3)=-150

(n+1)(-3)=-150-11

-3(n-1)=-161

-n-1=-161\3

n=161\3+1

164\3

4\533