How do you find domain and range for #f(x) = abs(x-2)#?

2 Answers

The domain is the set of real numbers #D(f)=R# and the range is
#R(f)=[0,+oo)#

Oct 2, 2015

Answer:

What is the graph look like?graph{|x-2| [-3, 7, -5, 5]}

Explanation:

  1. Domain
    Look at the x-axis, where can't x be. In this case x can be every real number, #(-oo,oo)#.

  2. Range
    Now, look at the y-axis, where can't y be. In this class, y can't be negative, #(0,oo)#.