1. The vector field F(x, y) = -24 yi i + -y x² + x² + y2 Is an example of a vector field that does not satisfy the conditions of the "fine print" in today's theorem. That is because the domain of this vector field has a hole at the point (0,0), but the theorem requires the domain to have no holes. a. Show that the vector field satisfies the condition b. Let r(t) = (cos(t),sin(t)), 0 < t < 2 n. Notice that the graph of r(t) is a closed curve C, since r(0) = r(2 7) = (1,0). Nevertheless, show that SF• dr is NOT zero.

Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Vectors In Two And Three Dimensions
Section9.FOM: Focus On Modeling: Vectors Fields
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1. The vector field
F(x, y) :
i +
x² + y2
Is an example of a vector field that does not satisfy the conditions of the "fine print" in today's
theorem. That is because the domain of this vector field has a hole at the point (0,0), but the
theorem requires the domain to have no holes.
ap aq
a. Show that the vector field satisfies the condition
ду дх
b. Let r(t) = (cos(t), sin(t)), 0 < t < 2 n. Notice that the graph of r(t) is a closed curve C,
since r(0) = r(2 T) = (1,0). Nevertheless, show that f. F• dr is NOT zero.
Transcribed Image Text:1. The vector field F(x, y) : i + x² + y2 Is an example of a vector field that does not satisfy the conditions of the "fine print" in today's theorem. That is because the domain of this vector field has a hole at the point (0,0), but the theorem requires the domain to have no holes. ap aq a. Show that the vector field satisfies the condition ду дх b. Let r(t) = (cos(t), sin(t)), 0 < t < 2 n. Notice that the graph of r(t) is a closed curve C, since r(0) = r(2 T) = (1,0). Nevertheless, show that f. F• dr is NOT zero.
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