Lesson 263 of 1524
5.9 Interpreting Exponential Functions
Lin and Diego are discussing two expressions: x 2 and 2 x
Practice this chapterLin and Diego are discussing two expressions: x 2 and 2 x Lin says, “I think the two expressions are equivalent.”
Diego says, “I think the two expressions are only equal for some values of x .”
Be able to analyze a situation and determine whether it makes sense to connect the points on the graph that represents the situation; describe the relationship in a graph of an exponential function using function notation.
Worked example
What does this chapter state?
- 1Lin and Diego are discussing two expressions: x 2 and 2 x
- 2That claim is the chapter’s own statement.
- 3Answer from the claim, not from where the chapter sits in the book.
Result: Lin and Diego are discussing two expressions: x 2 and 2 x
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.