Limits, derivatives, integrals, and series — Koydo's AI tutor adapts to your level and walks you through every problem. Practice free-response questions with instant, detailed feedback.
Build a rock-solid foundation with adaptive practice on limits, squeeze theorem, and continuity. The AI tutor catches misconceptions before they cascade into later topics.
Chain rule, implicit differentiation, related rates, and optimization. Koydo sequences problems so each concept builds on the last — the way calculus is meant to be learned.
Riemann sums, FTC, u-substitution, integration by parts (BC), and area/volume applications. Practice both multiple-choice and free-response formats.
Taylor and Maclaurin series, convergence tests, and power series. BC-specific content is clearly tagged so AB students can skip it.
| Feature | Koydo | Traditional AP Prep |
|---|---|---|
| Monthly price | From $9/mo | $150 - $300/mo |
| AB and BC coverage | Both included, toggle-able | Separate courses/books |
| Free-response practice | AI-graded with feedback | Answer key only |
| Step-by-step solutions | AI-generated, personalized | Pre-written solutions |
| Prerequisite review | Algebra/precalc review built in | Not included |