Question

How do you simplify `(m - 3) / (3 - m)` and what are the restrictions?

Answer 1

`(m-3)/(3-m) = -1` provided `m!=3`

Explanation:

Since division by zero is undefined, for the denominator of `(m-3)/(3-m)` the value of `m!=0`.

`(m-3)/(3-m) = ((-1)(3-m))/(3-m) = -1`