Find the gradient field F of the function f.f(x, y, z) = x6y7 + 

A. F = 6x5y7i + 7x6y6j - k
B. F = (6x5 + 6x5)i + 7y6j + k
C. F = (6x5 + 6x5)i + 7y6j - k
D. F = i + 7x6y6j - k


Answer: D

Mathematics

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