options: Extend the domain of trigonometric functions using the unit circle.

Use functions to model relationships between quantities.

Build new functions from existing functions.

Construct and compare linear and exponential models and solve problems.

Model periodic phenomena with trigonometric functions.

Build a function that models a relationship between two quantities.

Prove and apply trigonometric identities.

Understand the concept of a function and use function notation.

Interpret functions that arise in applications in terms of the context.

Interpret expressions for functions in terms of the situation they model.

Define, evaluate, and compare functions.

Analyze functions using different representations.
problem_activity: Problem 1
Andrea is hosting a lemonade stand. She has graphed two functions that describe how much money she will make and how many cups of lemonade she will sell.
[IMG]
[IMG]
How are the graphs and the functions they describe different from one another? Related to one another?
Problem 2
Below is the function
$${f(x) = 2x +1}$$
where
$${2\leq x< 5}$$
.
[IMG]
Graph the inverse of the function,
$${f^{-1}(x)}$$
, on the coordinate plane above.


correct_option_index: 2

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