Master AP Precalculus
Interactive lessons, diagnostic assessments, flashcards, daily questions, and competitive challenges — everything you need to score a 5.
Start here
Take the free AP Precalculus diagnostic
It finds what you already know and builds your study plan: the topics to clear first, each a short lesson plus an exit quiz.
Take the free diagnosticAll AP Precalculus features
Interactive Lessons
Step-by-step lessons covering polynomial, rational, exponential, logarithmic, and trigonometric functions plus parametric, polar, vectors, and matrices.
Diagnostic Test
Quick assessment across all AP Precalc units to identify your strengths and weak areas with a personalized study plan.
Flashcards
Review key formulas, identities, function transformations, and AP Precalculus vocabulary.
Competitive Mode
Challenge other students in real-time precalc question battles. Climb the leaderboard.
Daily question
A fresh AP Precalculus question every day covering different units. Build consistency.
Score Predictor
Estimate your AP Precalculus exam score using your quiz results and topic mastery progress.
Practice Tests
Full mixed-topic practice sets to build endurance and pattern recognition before the exam.
Unit Tests
Drill a single AP Precalc unit at a time. 4 units · 4 different variations each — perfect for end-of-unit review.
Exit Quizzes
Short assessments after each lesson to confirm understanding before moving on.
FRQ Practice
Practice free-response questions with auto-grading, rubrics, and timed exam simulation. ~38% of the AP exam.
Full-Length Practice Exam
Take a complete, timed AP Precalculus practice exam: 40 MCQs (Section I, 120 min) plus 4 FRQs (Section II, 60 min) modeled on the official exam.
Study schedules
Multi-week guided plans that pace lessons, quizzes, and FRQ practice up to exam day.
What's Covered
Unit 1: Polynomial & Rational Functions
- End Behavior & Degree
- Roots, Zeros & Factoring
- Rational Function Asymptotes
- Modeling with Polynomials
Unit 2: Exponential & Logarithmic Functions
- Exponential Growth & Decay
- Logarithm Properties
- Solving Exp/Log Equations
- Modeling with Exp & Log
Unit 3: Trigonometric & Polar Functions
- Unit Circle & Identities
- Graphs of Sin, Cos, Tan
- Inverse Trig & Equations
- Polar Functions & Coordinates
Unit 4: Functions Involving Parameters, Vectors & Matrices
- Parametric Equations
- Vectors in the Plane
- Matrix Operations
- Linear Transformations
About the AP Precalculus Exam
Format
- • Section I: 40 MCQs in 2 hours
- • Section II: 4 FRQs in 1 hour
- • ~62% multiple choice · ~38% free response
- • Total exam time: 3 hours
- • Graphing calculator allowed throughout
Scoring
- • Score range: 1–5
- • 5 = Extremely well qualified
- • Earn college credit at most 4-year colleges
- • No penalty for guessing
- • Most colleges accept 4+