EXAMPLE 3 Integral Around a Closed Path Let f(x, y, z) = xy sin(yz). Evaluate C V. dr, where C is the closed curve in Figure 5. Solution By Theorem 1, the integral of a gradient vector field around any closed path is zero. In other words, Vf•dr = 0. FIGURE 5 The line integral of a conservative vector field around a closed curve is zero.
EXAMPLE 3 Integral Around a Closed Path Let f(x, y, z) = xy sin(yz). Evaluate C V. dr, where C is the closed curve in Figure 5. Solution By Theorem 1, the integral of a gradient vector field around any closed path is zero. In other words, Vf•dr = 0. FIGURE 5 The line integral of a conservative vector field around a closed curve is zero.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.6: Additional Trigonometric Graphs
Problem 77E
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