Find the gradient field F of the function f.f(x, y, z) = ex9 + y6 + z5
A. F = x9ex9 + y6 + z5i + y6ex9 + y6 + z5j + z5ex9 + y6 + z5k
B. F = 9x8ex9i + 6y5ey6j + 5z4e z5k
C. F = 9x8ex9 + y6 + z5i + 6y5ex9 + y6 + z5j + 5z4ex9 + y6 + z5k
D. F = x8ex9 + y6 + z5i + y5ex9 + y6 + z5j + z4ex9 + y6 + z5k
Answer: C
Mathematics
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