L'Hôpital's Rule
Indeterminate forms
The rule
Step-by-step procedure
Example 1: basic $\dfrac{0}{0}$
Example 2: $\dfrac{0}{0}$ requiring two applications
Example 3: $\dfrac{\infty}{\infty}$
Example 4: exponential vs polynomial
Example 5: logarithmic growth
Growth rate hierarchy
Common pitfalls
Converting other indeterminate forms
Example 6: $0 \cdot \infty$ form
Important limits to know
AP exam tips
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Vocabulary
Unit 4 topics
Unit 4 overview14.1 Interpreting the Meaning of the Derivative in Context24.2 Straight-Line Motion: Position and Velocity34.3 Straight-Line Motion: Acceleration and Speed44.4 Rates of Change in Applied Contexts54.5 Introduction to Related Rates64.6 Setting Up and Solving Related Rates Problems74.7 Advanced Related Rates Problems84.8 Approximating Values Using Local Linearity94.9 Linearization and Differentials104.10 Using L'Hôpital's Rule for Indeterminate Forms