Question

Find the domain and range of the functon: f(x)=1/2 |x-2|

Answer 1

domain is all real x. Any old x will do

range--> well it will be zero when x = 2. If x is 4, it will be +2
If x is 1, it will be +1/2
In fact all you can say about it is that it never is less than zero.