Question: Show that if u = x + y, v = xy and z = f(u, v) then z (a) x-- z = z (x-y)-

Show that if u = x + y, v = xy and z = f(u, v) then

z (a) x-- z = z (x-y)-

(b) z z z = ( - x);

z (a) x-- z = z (x-y)-

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