Find fx(x, y).f(x, y) = (x + y) ln (xy)
A. fx(x, y) = y ln (xy) + 
B. fx(x, y) = ln (xy) + 
C. fx(x, y) = ln (xy) + 
D. fx(x, y) = x ln (xy) + 
Answer: B
Mathematics
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What will be an ideal response?
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