Find the gradient field F of the function f.f(x, y, z) = ex6 + y7 + z9
A. F = x6ex6 + y7 + z9i + y7ex6 + y7 + z9j + z9ex6 + y7 + z9k
B. F = 6x5ex6 + y7 + z9i + 7y6ex6 + y7 + z9j + 9z8ex6 + y7 + z9k
C. F = 6x5ex6i + 7y6ey7j + 9z8e z9k
D. F = x5ex6 + y7 + z9i + y6ex6 + y7 + z9j + z8ex6 + y7 + z9k
Answer: B
Mathematics
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