Question

find the 9th term from the end of the ap 5,9,13,17,......69?

Answer 1

Answer:

37

Step-by-step explanation:

This is an AP

69 = 5 + (n-1)*4

n = 17

So 9th term from end = 9th term from start

so,

9th term = 5 + 4*(9-1) = 37

Answer 2

Answer:

69 = 5 + (n-1)*4

n = 17

9th term = 5 + 4*(9-1) = 37