The Blue Folio · AP Precalc
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Self-Study Mock Exam · Digital Blue Book Style

Precalculus, worked one honest problem at a time.

Four units, twenty-two questions each — easy to brutal. Pick a set, set your clock, and scroll straight through. Every answer is checked the moment you choose it.

Choose a set

I Polynomial & Rational Functions 22 questions
II Exponential & Logarithmic Functions 22 questions
III Trigonometric & Polar Functions 22 questions
IV Parametric, Vector & Matrix Functions 22 questions
✦ Mixed Review — all four units shuffled together, 88 questions Best after you've completed each unit once

Set your timer

30 min

When time runs out, the test ends automatically and your score is calculated from whatever you've answered so far.

Works fully offline once loaded · English only, by design, for focused practice · No login, no tracking