`n^3 + 2n` divisible by

If ninN" then "n^(3)+2n is divisible by

For ninN , n^3+2n is divisible by

For all n in N, n^(3)+2n is divisible by

For all n in N, n^(3)+2n is divisible by

Statement -1 : For all n in N, x^( 2n+1) +y^(2n+1) is divisible by x+y Statement-2: If n in N, n^(3) + 2n is divisible by 6 Which of the above statement is true :

Prove the following by the method of induction for all n in N : 3^n - 2n - 1 s divisible by 4.

If n in N then 3 . 5^(2 n+1)+2^(3 n+1) is divisible by

If n is a positive integer, then n^(3)+2n is divisible