Find f, (x.y) and f, (x,y). Then, find f, (1,-3) and f,(-1,- 2). f(x,y) = - 5xy + 2y +6

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Find f, (x.y) and f, (x,y). Then, find f, (1,-3) and f,(-1,- 2).
f(x,y) = - 5xy + 2y +6
(x.y) =
Transcribed Image Text:Find f, (x.y) and f, (x,y). Then, find f, (1,-3) and f,(-1,- 2). f(x,y) = - 5xy + 2y +6 (x.y) =
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