find the absolute maximum and minimum values of ƒ on the region R. ƒ(x, y) = x2 - y2 - 2x + 4y + 1 R: The rectangular region in the first quadrant bounded by the co-ordinate axes and the lines x = 4 and y = 2

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.6: Quadratic Functions
Problem 36E
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find the absolute maximum and minimum values of ƒ on the region R.

ƒ(x, y) = x2 - y2 - 2x + 4y + 1

R: The rectangular region in the first quadrant bounded by the co-ordinate axes and the lines x = 4 and y = 2

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