Rational functions and holes

This guide covers identifying removable discontinuities (holes) in rational functions, factoring for common linear factors, calculating hole coordinates, distinguishing holes from vertical asymptotes, and exam-ready graphing rules for AP Precalculus.

📖Study Guide

In-depth bilingual notes with worked past paper examples.

✍️Practice Exam

Timed practice questions with mark scheme grading. Coming soon.

🎴Flashcards

Spaced repetition for key concepts and definitions. Coming soon.

📊Visualizer Coming Soon

Interactive plots and diagrams to build intuition. Coming soon.

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