Multiple Choice
Find
(x, y) and
(x, y) if f(x, y) = ln
.
A)
(x, y) =
;
(x, y) = 
B)
(x, y) =
;
(x, y) = 
C)
(x, y) = 1 -
;
(x, y) = 1 + 
D)
(x, y) =
;
(x, y) = 
E)
(x, y) =
(xy) -
;
(x, y) =
(xy) + 
Correct Answer:
Verified
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