options: Analyze functions using different representations.

Build new functions from existing functions.

Define, evaluate, and compare functions.

Understand the concept of a function and use function notation.

Build a function that models a relationship between two quantities.

Use functions to model relationships between quantities.

Model periodic phenomena with trigonometric functions.

Prove and apply trigonometric identities.

Construct and compare linear and exponential models and solve problems.

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

Extend the domain of trigonometric functions using the unit circle.

Interpret functions that arise in applications in terms of the context.
problem_activity: Find two values where
$${\mathrm{cos}x=-1}$$
.
What is
$${\mathrm{arccos}(-1)}$$
?


correct_option_index: 6