A factor of 1.
1
conversion factor
1
conversion fraction
No, there cannot be a zero in any scale factor.
Conversion factor I think it is a unit fraction?!?!?!?!?
The other factor.
1/400
It cannot be factored.
Yes.
The only number that is always a factor is 1. This is based on my assumption that there are no decimals in your answer.
(2m + 1) and (6m - 1)