1. Let F(x, y) = (1 — y, ½x³ +e³²), and let C with the position vector r be the portion of the parabola y = x² – 1 from (−1,0) to (1,0). Complete the following steps to determine the value of SF · dr. (a) Make a rough sketch of the curve C. Note that C is not closed, so we cannot apply Green's Theorem to calculate F. dr. Identify another curve C₂ that will make the combined curve Ỡ = CỤC₂ (i.e. C together with C₂) closed and positively oriented. Be sure to specify the orientation of C₂. (b) Use Green's Theorem to calculate ſ♂ F · dr. (c) Calculate fc, F. dr directly. (d) Now use the fact that ſ♂ F · . dr = ScF·dr + Sc₂ F·dr and your answers to the previous parts to calculate fF.dr.
1. Let F(x, y) = (1 — y, ½x³ +e³²), and let C with the position vector r be the portion of the parabola y = x² – 1 from (−1,0) to (1,0). Complete the following steps to determine the value of SF · dr. (a) Make a rough sketch of the curve C. Note that C is not closed, so we cannot apply Green's Theorem to calculate F. dr. Identify another curve C₂ that will make the combined curve Ỡ = CỤC₂ (i.e. C together with C₂) closed and positively oriented. Be sure to specify the orientation of C₂. (b) Use Green's Theorem to calculate ſ♂ F · dr. (c) Calculate fc, F. dr directly. (d) Now use the fact that ſ♂ F · . dr = ScF·dr + Sc₂ F·dr and your answers to the previous parts to calculate fF.dr.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section: Chapter Questions
Problem 18T
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