Question

The sum of first 9 terms of an A.P. is 162. The ratio of its 6th term to its 13th term is 1:2.FindthefirstandfifteenthtermsoftheA.P.

Answer 1

Answer:

1st term is 72/10

15th term is 588/10

Step-by-step explanation:

hope it helps you

please like this

Answer 2

Answer:

First term= 6 and 15th term = 48

Step-by-step explanation:

Since the given data is very clear... we use the two formulas tn and Sn