Lesson 288 of 1524
7.7 Domain, Range, Vertex, and Zeros of Quadratic Functions
Choose a domain that makes sense in a revenue situation
Practice this chapterChoose a domain that makes sense in a revenue situation Model revenue with quadratic functions and graphs
Relate the vertex of a graph and the zeros of a function to a revenue situation You modeled and graphed the relationship as a quadratic function that showed the revenue as a function of the price of the download.
Be able to identify or estimate the The vertex (of a graph) . Describe what it means in the situation; identify or estimate the zero of the function . Describe what they mean in the situation.
Worked example
What does this chapter state?
- 1Choose a domain that makes sense in a revenue situation
- 2That claim is the chapter’s own statement.
- 3Answer from the claim, not from where the chapter sits in the book.
Result: Choose a domain that makes sense in a revenue situation
Why. The sentence is taken from this chapter’s summary or key concepts.
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.