This calculus 3 video explains how to find local extreme values such as local maxima and local minima as well as how to identify any critical points and saddle points in a multivariable function such as f(x,y).
Lines & Planes - Intersection:
Angle Between Two Planes:
Distance Between Point and Plane:
Chain Rule - Partial Derivatives:
Implicit Partial Differentiation:
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Directional Derivatives:
Limits of Multivariable Functions:
Double Integrals:
Local Extrema & Critical Points:
Absolute Extrema - Max & Min:
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Lagrange Multipliers:
Triple Integrals:
2nd Order - Differential Equations:
Undetermined Coefficients:
Variation of Parameters:
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Final Exams and Video Playlists:
Full-Length Videos and Worksheets: