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Posted: **Tue Jul 05, 2022 10:01 am**

: For The Function F X Y 19 500x4 78xy 39y Find A All Points At Which F Has A Local Minimum If Any Such Points 1 (156.64 KiB) Viewed 12 times

For the function f(x, y) = 19.500x4 - 78xy +39y² find: a) All points at which f has a local minimum, if any such points exist. b) All points at which f has a local maximum, if any such points exist. c) All saddle of f, if any such points exist.