(a) Show that the function f(x, y) = x3 6xy y3 has critical points at (0, 0) and (2, 2)
Chapter 7, Problem 12(choose chapter or problem)
(a) Show that the function f(x, y) = x3 6xy y3 has critical points at (0, 0) and (2, 2). (b) Use the Hessian form of the second derivative test to show that f has a relative maximum at (2, 2) and a saddle point at (0, 0).
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