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Unit 4: Contextual Applications of Differentiation

Using L'Hospital's Rule for Indeterminate Forms

Spot the indeterminate forms 0/0 and infinity over infinity, check the conditions of L'Hospital's rule, and use it to evaluate limits with the work the exam requires.

Topic 4.7 · 6 min read

This lesson comes with the AP Calculus BC plan

In this lesson

  1. 01Why 0/0 and ∞/∞ tell you nothing yet
  2. 02The rule and why it works
  3. 03Using the rule again, and limits at infinity
  4. 04Worked examples
  5. 05Where students lose points
  6. 06On the exam

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