Your TI-89 Resource :: View topic - Finding max in an equation with x and y

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bigger

Joined: 06 Jan 2007
Posts: 7

Posted: November 21, 2007 6:09 AM Post subject: Finding max in an equation with x and y

Anybody know how I use my trusty 89 to find the max of x in the following equation? f(x,y) = 242x + 599y + 5xy - 3x^2 - 5y^2

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