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## Homework Statement

I have been asked to answer the following:

The function (x^3)+(y^3)-(2x^2)-(2y^2)+(3xy) has two stationary values. Determine their co-ordinates and their nature.

## Homework Equations

## The Attempt at a Solution

Sorry Im stuck.

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- Thread starter keighley
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- #1

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I have been asked to answer the following:

The function (x^3)+(y^3)-(2x^2)-(2y^2)+(3xy) has two stationary values. Determine their co-ordinates and their nature.

Sorry Im stuck.

- #2

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Mark44

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Your textbook should have a section on finding stationary points for functions of two variables. I'm reasonably certain it will also have a worked example or two.## Homework Statement

I have been asked to answer the following:

The function (x^3)+(y^3)-(2x^2)-(2y^2)+(3xy) has two stationary values. Determine their co-ordinates and their nature.

## Homework Equations

## The Attempt at a Solution

Sorry Im stuck.

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