This calculus 1 video tutorial provides a basic introduction into fermat's theorem which is an application of derivatives.

Introduction to Limits:    • Calculus 1 - Introduction to Limits  
3-Step Continuity Test:    • 3 Step Continuity Test, Discontinuity...  
Continuity & Differentiability:    • Continuity and Differentiability  
Limit Definition of The Derivative:    • Definition of the Derivative  
Calculus 1 - Derivatives:    • Calculus 1 - Derivatives  
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Introduction to Related Rates:    • Introduction to Related Rates  
Derivative Notations:    • dy/dx, d/dx, and dy/dt - Derivative N...  
The Cube:    • Related Rate Problems - The Cube - Vo...  
Inflated Balloon & Melting Snowball:    • Related Rates - Inflated Balloon & Me...  
Gravel Dumped Into Conical Tank:    • Related Rates - Gravel Dumped Into Co...  
Area of a Triangle:    • Related Rates - Area of a Triangle  
The Ladder Problem:    • Related Rates - The Ladder Problem  
Distance Problem:    • Related Rates - Distance Problems - A...  
Airplane Problems:    • Related Rates - Airplane Problems  
The Shadow Problem:    • Related Rates - The Shadow Problem  
The Baseball Diamond Problem:    • Related Rates - The Baseball Diamond ...  
The Angle of Elevation Problem:    • Related Rates - Angle of Elevation Pr...  
More Practice Problems:    • Related Rates - Conical Tank, Ladder ...  
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Extreme Value Theorem:    • Extreme Value Theorem  
Finding Critical Numbers:    • Finding Critical Numbers  
Local Maximum & Minimum:    • Finding Local Maximum and Minimum Val...  
Absolute Extrema:    • Finding Absolute Maximum and Minimum ...  
Rolle's Theorem:    • Rolle's Theorem  
Mean Value Theorem:    • Mean Value Theorem  
Increasing and Decreasing Functions:    • Increasing and Decreasing Functions -...  
First Derivative Test:    • First Derivative Test  
Concavity & Inflection Points:    • Concavity, Inflection Points, and Sec...  
Second Derivative Test:    • Second Derivative Test  
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L'Hopital's Rule:    • L'hopital's rule  
Curve Sketching With Derivatives:    • Curve Sketching - Graphing Functions ...  
Newton's Method:    • Newton's Method  
Optimization Problems:    • Optimization Problems - Calculus  
Marginal Cost & Total Average Cost:    • Marginal Cost and Average Total Cost  
Marginal Revenue and Profit:    • Marginal Cost, Marginal Revenue, and ...  
Tangent Line Approximations:    • Finding The Linearization of a Functi...  
Differentials & Local Linearization:    • Differentials and Derivatives - Local...  
Estimating Function Values:    • Estimating Function Values Using Diff...  
Antiderivatives:    • Antiderivatives  
Basic Integration Problems:    • Basic Integration Problems  
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Save Money In College:    • How To Save Money and Time as a Colle...  
SAT Test Prep:    • Evaluating Functions and Solving Basi...  
ACT Test Prep:    • ACT Math Test Prep  
Calculus 1 Final Exam Review:    • Calculus 1 Final Exam Review  
Full-Length Exams and Worksheets: https://bit.ly/4990rzU