Consider the function f(r, y) = 212 + ry – 6ry + 5x +2. (a) Show that (1,3) is a stationary point of f. (b) Classify the stationary point (1, 3).

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Consider the function
f(r, y) = 2r² + xy² – 6xy + 5x +2.
(a) Show that (1,3) is a stationary point of f.
(b) Classify the stationary point (1,3).
Transcribed Image Text:Consider the function f(r, y) = 2r² + xy² – 6xy + 5x +2. (a) Show that (1,3) is a stationary point of f. (b) Classify the stationary point (1,3).
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