Date Tags BI.2 / C.1
  1. What values of $x$ are possible inputs to the function $f(x) = \sqrt{x + 2}$? What are the possible outputs of this function?
  2. Give another function that has the same set of possible inputs, but a different set of possible outputs.
  3. Give another function that has the same set of possible outputs, but a different set of possible inputs.