Purchase Solution

Finding maxima and minima of a mathematical function

Not what you're looking for?

Ask Custom Question

Find the local maximum and minimum values and the saddle points of f(x,y) = 2xy + x-y.

Purchase this Solution

Solution Summary

Very detail answer with easy to understand steps.

Solution Preview

A function of two variables has a local maximum at (a,b)
<br>if f(x,y) =&lt; f(a,b) when (x,y) is near (a,b)
<br>The number f(a,b) is called a local maximum value.
<br>If f(x,y) &gt;= f(a,b) when (x,y) is near (a,b) then f(a,b) is a local minimum value. ...

Purchase this Solution

Free BrainMass Quizzes
Graphs and Functions

This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.

Multiplying Complex Numbers

This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.

Exponential Expressions

In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.

Geometry - Real Life Application Problems

Understanding of how geometry applies to in real-world contexts

Know Your Linear Equations

Each question is a choice-summary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.