Lesson 236 of 1524
4.2 Function Notation
Each graph represents the distance of a dog from a post as a function of time since the dog owner left to purchase something from a store.
Practice this chapterEach graph represents the distance of a dog from a post as a function of time since the dog owner left to purchase something from a store. After 80 seconds, the dog is 4 feet away from the post
You identified the inputs for the functions as they changed You determined if the inputs and outputs created a function
dog — 4 feet away from the post.
Be able to use function notation to express functions that have specific inputs and outputs; explain what function notation is and why it exists; explain a statement written in function notation in terms of a situation.
Worked example
What does “dog” mean in 4.2 Function Notation?
- 1Use the wording this chapter gives for dog.
- 2The book says: 4 feet away from the post.
- 3Keep the answer tied to this term.
Result: 4 feet away from the post
Why. That is the meaning this chapter gives for dog.
Answer with the meaning this chapter gives. A nearby idea from the same book is a different term.
Practice margin
This chapter
A fresh set from this chapter only. Choose 10 or 20. Multiple choice and fill-in, with no repeat inside the set.