Question

How do you simplify `(x / 10)^-1`?

Answer 1

`10/x`

Explanation:

Something to the power of `-1` is just `1` divided by that something, so

`(x/10)^-1 = 1/(x/10)`

Dividing by one fraction is the same as multiplying by its reciprocal, so

`1/(x/10) = 1 * 10/x = 10/x`