(xn – an) is completely divisible by (x – a), when

Question:
(xn – an) is completely divisible by (x – a), when

[A].

n is any natural number

[B].

n is an even natural number

[C].

n is and odd natural number

[D].

n is prime

Answer: Option A

Explanation:

For every natural number n, (xn – an) is completely divisible by (x – a).