And in May 2024, 76% of AP Precalculus exam takers scored 3 or higher on the 1-5 scale test, making them eligible for cost-saving college credit. That number grew to 81% in May 2025.

DR. TAYLOR'S “Geometry of Conics” is so well known, and has met with such acceptance—this is the seventh edition, revised—that we are not called upon to give a detailed account of it. Two ...