Question

find the 8th term andnthe 9th term of the AP 9, 15, 21....​

Answer 1

Answer:

Step-by-step explanation:

The middle term of an A.P are 93 or 99.

Step-by-step explanation:

Given : An A.P. 9,15,21,27,183.

To find : The middle term of an A.P ?

Solution : ​

Using the last term formula,

Where, a=9 is the first term

d=6 is the common difference

l=183 is the last term

Substitute the value,

The number of terms is 30 (even).

The middle terms are (n/2)th term and [(n/2) + 1]th term

i.e. 15th term and 16th term

15th term is  

16th term  is  

The middle term of an A.P are 93 or 99.

Mark as Brainliest