Question

i am not getting this question
plese explain
and
solve this problem
please
Show that the number 6^n,n being a natural number, cannot end with the digit 5.
​

Answer 1

If a number ends with 5, then it is not divisible by 2. However, 6 is divisible by 2, and so every power of 6. That’s why no such power can end with 5.