Or f(x, y), find all values of x and y such that fx(x, y) = 0 and fy(x, y) = 0 simultaneously. f(x, y) = 1 x + 1 y + xy

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asked May 17, 2018 53.7k views

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Or f(x, y), find all values of x and y such that fx(x, y) = 0 and fy(x, y) = 0 simultaneously. f(x, y) = 1 x + 1 y + xy

Mathematics
college

Charlesthk asked

by Charlesthk

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$f_x=1+y=0\implies y=-1$

$f_y=1+x=0\implies x=-1$

Skomski answered May 23, 2018

by Skomski

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