If n is a natural numbers then `25^(2n)-9^(2n)` is always divisible by

If n is a natural number, then 9^(2n)-4^(2n) is always divisible by (a) 5 (b) 13 (c) both 5 and 13 (d) none of these

If n is a natural number ,then 9^(2n)-4^(2n) is always divisible by a)5 b)13 c)both 5 and 13 d)None of these

If n is a natural number,then 9^(2n)-4^(2n) is always divisible by 5 (b) 13 (c) both 5 and 13 (d) none of these

If n is any natural number, then 5^(2n)-1 is always divisible by how many natural numbers ?

If n is a natural number, then (4^(n) -3n -1) is always divisible by-

If n is any natural number then n^(2)(n^(2)-1) is always divisible

If n is an odd natural number 3^(2n)+2^(2n) is always divisible by

If n is natural number & n ge 1, then (3^(2n) - 1) is always divisible by

If n is a any natural number ,then 6^n-5^n is always end with