Question

The common difference of the AP:

1/2p, 1-2q/2p, 1-4q/2p,.... is ______.??

Answer 1

T1 = 1/2p
T2 = (1-2q) / 2p

Common difference = T2 - T1
= (1-2q)/2p - 1/2p
=( 1-2q-1 )/ 2p
= - 2q/2p
= - q/p

Answer 2

the common difference of the AP is -q/p