Question

find whether x^n+y^n is divisible by x-y (y is not equal to 0)or not.​

Answer 1

Answer:

Let P(n) : xn – yn is divisible by x – y, where x and y are any integers with x≠y. Hence, P(l) is true. ... So, by the principle of mathematical induction P(n) is true for any natural number n.