Question 100
Multiple Choice
Find the gradient vector field of the function f(x,y) =ln(x2+y2) .
A) (x2+y22x,x2+y22y)
B) (2(x2+y2) x,2(x2+y2) y)
C) (x2+y21,x2+y21)
D) (2(x2+y2) 1,2(x2+y2) 1)
E) (x2+y2x,x2+y2y)
F) (x2+y2−x,x2+y2−y)
G) (x2+y2x,x2+y2−y)
H) (x2+y2−x,x2+y2y)
Correct Answer:

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