3. If is subject to f(x, y) = 7xy x² + y² - 14(x + y) = 49 find a global maximum stationary point and its value, a global minimum stationary point and its value as well as another stationary point that is neither a global maximum nor a global minimum.

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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3. If
is subject to
f(x, y)
=
7xy
x² + y²
14(x + y)
= 49
find a global maximum stationary point and its value, a global minimum stationary point
and its value as well as another stationary point that is neither a global maximum nor a
global minimum.
Transcribed Image Text:3. If is subject to f(x, y) = 7xy x² + y² 14(x + y) = 49 find a global maximum stationary point and its value, a global minimum stationary point and its value as well as another stationary point that is neither a global maximum nor a global minimum.
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