Find all points (x, y) where f (x, y) has a possible relative maximum or minimum. Then,
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Find all points (x, y) where f (x, y) has a possible relative maximum or minimum. Then, use the second-derivative test to determine, if possible, the nature of f (x, y) at each of these points. If the second-derivative test is inconclusive, so state.
f (x, y) = 7x2 - 5xy + y2 + x - y + 6
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fx y 7x 5xy y2 x y 6 a2f af 14 14x...View the full answer
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Related Book For
Calculus And Its Applications
ISBN: 9780134437774
14th Edition
Authors: Larry Goldstein, David Lay, David Schneider, Nakhle Asmar
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