Question

(x^n - a^n) 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

Posted under Number Theory Aptitude

Answer: (a).n is any natural number

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Q. (x^n - a^n) is completely divisible by (x - a), when

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