Progress
Limits introduction
Limits from tables
Limits from graphs
One-sided limits
Formal definition of limits (epsilon-delta)
Review: Limits basics
Continuity at a point
Quiz 1
5 questions
Limits of combined and composite functions
Continuous functions
Intermediate value theorem
Quiz 2
5 questions
Review: Continuity
Limits from equations (direct substitution)
Quiz 3
5 questions
Limits from equations (factoring & rationalizing)
Squeeze theorem
Quiz 4
5 questions
Limits of trigonometric functions
Limits of piecewise functions
Removable discontinuities
Quiz 5
5 questions
Review: Limits from equations
Unbounded limits (vertical asymptotes)
Quiz 6
5 questions
Limits at infinity (horizontal asymptotes)
Review: Infinite limits
Unit test
15 questions

Unlock your personalized study plan

Take Quiz 1 to identify your areas for growth. We'll recommend lessons for exactly what you need to learn.
Practice
Continuity challenge
7 questions
Practice
Identify your areas for growth in these lessons:
Identify your areas for growth in these lessons:
Identify your areas for growth in these lessons:
Test your understanding of Limits and continuity with these 15 questions.
About this unit
Reach infinity within a few seconds! Limits are the most fundamental ingredient of calculus. Learn how they are defined, how they are found (even under extreme conditions!), and how they relate to continuous functions.