Find the line integral with respect to arc length Is (3x + 5y)ds, where C is the line segment in the xy-plane with endpoints P = (4,0) and Q = (0,8). (a) Find a vector parametric equation F(t) for the line segment C so that points P and Q correspond to t = 0 and t = 1, respectively. r(t) = (4-4t,8t) (b) Using the parametrization in part (a), the line integral with respect to arc length is • Sº (12+28t)sqrt40 dt lo with limits of integration a = 0 (3x + 5y)ds = and b = 1 (c) Evaluate the line integral with respect to arc length in part (b). (3x + 5y)ds = 164.43

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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Find the line integral with respect to arc length (3x + 5y)ds, where C is the line segment in the xy-plane with endpoints P =
C
(a) Find a vector parametric equation r(t) for the line segment C so that points P and Q correspond to t = 0 and t = 1, respectively.
r(t) = (4-4t,8t)
(b) Using the parametrization in part (a), the line integral with respect to arc length is
b
[ (3)
(3x + 5y)ds =
=
(12+28t)sqrt40
dt
with limits of integration a = 0
a
and b = 1
(c) Evaluate the line integral with respect to arc length in part (b).
√ (3x
(3x + 5y)ds = 164.43
(4,0) and Q = (0,8).
Transcribed Image Text:Find the line integral with respect to arc length (3x + 5y)ds, where C is the line segment in the xy-plane with endpoints P = C (a) Find a vector parametric equation r(t) for the line segment C so that points P and Q correspond to t = 0 and t = 1, respectively. r(t) = (4-4t,8t) (b) Using the parametrization in part (a), the line integral with respect to arc length is b [ (3) (3x + 5y)ds = = (12+28t)sqrt40 dt with limits of integration a = 0 a and b = 1 (c) Evaluate the line integral with respect to arc length in part (b). √ (3x (3x + 5y)ds = 164.43 (4,0) and Q = (0,8).
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