Find the partial derivative.Let f(x, y) = x3 + 4x2y + 7xy3. Find fx.

A. x2 + 4xy + 7y3
B. 3x2 + 8xy + 7y3
C. 3x2
D. 3x2 + 2xy + 7y3


Answer: B

Mathematics

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A.
B.
C.
D.

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