Question

for what value of p are 2p+1,13 ,2p+1 three consecutive terms of AP??

Give me answer fast

Answer 1

2p+1 ,13 , 2p+1 are three consecutive terms of an Ap.

Let common difference of that Ap is d.

It means that ,,

13 -(2p+1) =d = (2p+1)-13

12-2p=2p-12

4p=24

p=6