options: Build a function that models a relationship between two quantities.

Use functions to model relationships between quantities.

Analyze functions using different representations.

Model periodic phenomena with trigonometric functions.

Extend the domain of trigonometric functions using the unit circle.

Construct and compare linear and exponential models and solve problems.

Prove and apply trigonometric identities.

Understand the concept of a function and use function notation.

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

Build new functions from existing functions.

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

Define, evaluate, and compare functions.
problem_activity: Find all of the roots of the following quartic equation:
$${h(x)=x^4-2x^3-9x^2-18x}$$


correct_option_index: 2