Question

The common difference of the AР `1/p, (1 - p)/p, (1 - 2p)/p,` ... is ______.

विकल्प

• p

• –p

• –1

• 1

Answer 1

The common difference of the AР `1/p, (1 - p)/p, (1 - 2p)/p,` ... is –1.

Explanation:

d = T₂ – T₁

= `(1 - p)/p - 1/p` 

= `((1 - p) - 1)/p` 

= `-p/p`

= –1