If I missed something you think you need more practice with, let me know here. :)
What do you think you need to practice the most for the unit 3 test?
Function or not a function
Continuous or Discrete
Discrete domain
Discrete range
Continuous domain (set builder notation)
Continuous range (set builder notation)
Zeros of a function
Evaluating f(x) for a specific value of x (like find f(2)
Evaluating f(x) for a specific value of f(x) (like find x when f(x)=2)
Reading graphs
x and y intercept
Finding continuous domain and range from an equation
Simplifying composite functions
Evaluating composite functions
Nothing, feeling good!