Question

How do you write `f(x)=|x-1|` as piecewise functions?

Answer 1

`f(x)=x-1` if `x>=1` otherwise `f(x)=1-x`

Explanation:

Since `x-1` may be positive or negative or null, you can write the function as:

`f(x)=x-1` if `x>=1` otherwise `f(x)=1-x`