02 - Functions

How does a function machine handle +, -, *, and / ?

Practice

P.3 # 1, 3,11,19,25,57,63
CH P Review # 3, 5, 25, 29, 39, 40

Vocabulary

Evaluate, Defined, Undefined, Value of a function, Domain, Range, Even Function, Odd Function, Vertical Line Test

Study Questions

1. What is a function? Draw a graph that represents a function and one that does not represent a function. Explain why.
2. What is domain? When you want to find the domain of a function what should you think about?
3. What is an even or odd function? How do you verify if a function is even or odd?
4. How do you find the points of intersection of the graphs of two functions?
5. How do you find x and y intercepts?
6. What would you do if you have to find roots of functions, zeroes of functions or solutions of functions?

Resources

1. Video: Algebra Basics: What are functions?
2. Video: Composition of functions
3. Video: Finding the domain of a function?
4. Video: Even or Odd functions
5. Slide Deck: Lesson 02 - Functions Part I
6. Slide Deck: Lesson 02 - Functions Part II