Local Extrema, Critical Points, & Saddle Points of Multivariable Functions - Calculus 3

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:
https://www.youtube.com/watch?v=_W3aVWsMp14

Angle Between Two Planes:
https://www.youtube.com/watch?v=7G07dPSlWbY

Distance Between Point and Plane:
https://www.youtube.com/watch?v=zWMTTRJ0l4w

Chain Rule - Partial Derivatives:
https://www.youtube.com/watch?v=XipB_uEexF0

Implicit Partial Differentiation:
https://www.youtube.com/watch?v=OBELQIPH5xY

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Directional Derivatives:
https://www.youtube.com/watch?v=CnVes9TdnPo

Limits of Multivariable Functions:
https://www.youtube.com/watch?v=E1lMMBpz8YM

Double Integrals:
https://www.youtube.com/watch?v=BJ_0FURo9RE

Local Extrema & Critical Points:
https://www.youtube.com/watch?v=UID893EosM8

Absolute Extrema - Max & Min:
https://www.youtube.com/watch?v=Hg38kfK5w4E

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Lagrange Multipliers:
https://www.youtube.com/watch?v=5-CUqogfPLY

Triple Integrals:
https://www.youtube.com/watch?v=7iy83x8bv6o

2nd Order - Differential Equations:
https://www.youtube.com/watch?v=uI2xt8nTOlQ

Undetermined Coefficients:
https://www.youtube.com/watch?v=P3fc6v191mA

Variation of Parameters:
https://www.youtube.com/watch?v=Ik3YW1JGr_A

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