Question

Consider an ap2,5,8,11.and prove that twice the middli term of ap is equal to sum of first and last term​

Answer 1

Answer:

Here the middle terms of the ap are5 and 8

the first and last term is 2 and 11

add 5 and 8

add 2 and 11

13=13

Answer 2

Answer:

Step-by-step explanation: