Representation fluency
Move among equations, graphs, tables, and contexts without changing the model.
Independent AP Precalculus study
See the function before you reach for a formula.
Start with an original AP-style question, choose an answer, and receive a complete explanation. No account is required for your first five questions today.
AP evidence
Learn what determine, justify, and interpret require you to put on the page.
Calculator judgment
Use TI-84 Plus CE and Bluebook Desmos as tools, not substitutes for reasoning.
Open worked examples
Try first, then reveal the answer.
01
Unit 1 · 1.2.A
1.2 Rates of Change
foundational · context · no calculator02Unit 1 · 1.6.A
1.6 Polynomial Functions and End Behavior
foundational · graph · no calculator03Unit 1 · 1.11.A
1.11 Equivalent Representations
foundational · equation · no calculator04Unit 1 · 1.14.A
1.14 Function Model Construction and Application
moderate · shared_stimulus · calculator05Unit 2 · 2.2.B
2.2 Change in Linear and Exponential Functions
foundational · graph · no calculator06Unit 2 · 2.5.A
2.5 Exponential Function Context and Data Modeling
moderate · shared_stimulus · no calculator07Unit 2 · 2.6.B
2.6 Competing Function Model Validation
challenging · table · calculator08Unit 2 · 2.13.A
2.13 Exponential and Logarithmic Equations and Inequalities
challenging · graph · calculator09Unit 3 · 3.1.A
3.1 Periodic Phenomena
foundational · table · no calculator10Unit 3 · 3.7.A
3.7 Sinusoidal Function Context and Data Modeling
challenging · shared_stimulus · calculator11Unit 3 · 3.8.C
3.8 The Tangent Function
moderate · equation · no calculator12Unit 3 · 3.12.C