Domain and range

Examples

  1. Find the domain for \(f\left(x\right)=\frac{1}{x+3}\)
  2. Find the domain for \(g\left(x\right)=\sqrt{2x+4}\)
  3. Show that \(4\) is in the range of \(g\left(x\right)\)

Increasing and decreasing functions

Graphs of functions