Show that `3^(n) xx 4^(m)` cannot end with the digit 0 or 5 for any natural numbers ‘n’and 'm'

Check whether 6^(n) can end with the digit 0 for any natural number n.

Check whether 6^n can end with the digit 0 for any natural number n.

check Whether 6^(th) can end with the digit 0 for any natural number n .

For any 'n', 6^(n) - 5^(n) ends with

If f : N xx N rarr N is such that f (m,n) = m+n , for all n in N , where N is the set of all natural numbers, then which of the following is true?

Prove that log_n(n+1)>log_(n+1)(n+2) for any natural number n > 1.

Use the principle of mathematical induction to show that (a^(n) - b^n) is divisble by a-b for all natural numbers n.

Use the principle of mathematical induction to show that 5^(2n+1)+3^(n+2).2^(n-1) divisible by 19 for all natural numbers n.

For any integer n, 6^(n) always ends with