Multi-variable Optimization & the Second Derivative Test

second derivative test for multivariable functions example

What to do when Second Derivative Test Fails - 2 Complete Examples

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Second derivative test: FAIL

When the Second Derivative Test is Inconclusive

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Multivariable Calculus 1.7.2 - The Second Derivative Test for f(x,y)

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Lecture 2011.07.20 Part 05/8 Failure of the Second Derivative Test

Second derivative test for multivariable function

Why can the second derivative test fail?

This video shows a situation where the second derivative test fails.

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

Explanation of the second derivative test for multivariable functions

Second derivative test: inconclusive cases

8-2 When the 2nd derivative test fails

Calculus: Why you should NOT use second derivative test to find local max/min and what to do instead

Second Derivative Test Inconclusive

Second Derivative Test - Two Variables (KristaKingMath)