Show that `1!+2!+3!++n !` cannot be a perfect square for any `n in N ,ngeq4.`

Show that 1!+2!+3!+...+n! cannot be a perfect square for any n in N,n>=4

What is sqrt(n) if n is not a perfect square number?

Show that 9^n cannot end with the digit 2 for any n in N .

Show that 3^nxx4^m cannot end with the digit 0 or 5 for any natural numbers 'n' and 'm'.

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

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

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

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

If P (n) = 1+2+3+ …. + n is a perfect square N^(2) and N is less than 100 , then possible values of n are

Perfect square or square number A natural number n is called a perfect square or a square number if there exists a natural number m such that n=m^(2)