Find all the first order partial derivatives for the following function.f(x, y) = x3 - 4x2y - 6xy3
A. 
= 3x2 + 2xy - 6y3; 
= -4x2 + 3xy2
B. 
= 3x2; 
= -4x2 - 18xy2
C. 
= x2 - 4xy - 6y3; 
= -4x2 - 6xy2
D. 
= 3x2 - 8xy - 6y3; 
= -4x2 - 18xy2
Answer: D
Mathematics
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