AP Calculus BC Prep: Format & Free Practice
AP Calculus BC is a college-level calculus exam scored 1–5 that includes all of Calculus AB plus BC-only topics. Here's what it covers and how it's structured — with free COSMIQ practice that emphasizes justifying answers with calculus reasoning.
COSMIQ prepares you for the AP Calculus BC and administers realistic full-length mock tests — it does not administer the official test.
Frequently asked
How is AP Calculus BC scored?
The exam is 45 multiple-choice questions (60%) and 6 free-response questions (40%), combining into a composite that maps to a 1–5 score. It covers everything on Calculus AB plus parametric, polar, and vector functions and infinite series.
Is AP Calculus BC practice on COSMIQ free?
Yes. AP practice on COSMIQ is free — voice tutoring, a smart board, and realistic practice questions, with no card required.
Estimate your score with the free AP Calculus BC score calculator.