Question

Find the 9th term from the end of the ap 5 9 13 to 185

Answer 1

given

5,9,13,.........,185 in AP

nth term =185

1st term(a)=5

common difference(d)=4

nth term =a+(n-1)d

9th term = 5+(9-1)4

= 5+(8)×4

= 5+32

= 37

hence 9th tetm is 37