43. Use Green's Theorem to evaluate the line integral along the positively oriented closed curve C. 2xyds +5xdy, where C is the triangle with vertices (0, 0), (2, 5) and (0, 5). a. 40 b. 160 c. 80 d. 10

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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https://www.bartleby.com/questions-and-answers/t.-evaluate-the-line-integral-over-the-given-curve-c.-x-a.-48-b.-96-c.-3yds-rt-9i-tj-0-t-s-4.-420-2-/73573d83-1a59-4299-af9f-d212ad894509. This solution was incorrect. It wasn’t even an answer choice. Please redo #43.
41. Evaluate the line integral over the given curve C.
(9x + 3y)ds; r(t) = (- 9)i + tj, 0 ≤ i ≤ 4.
a. -48
b. 96
c. 420√2
C.
d.-228√/2
42. Use Green's Theorem and/or a computer algebra system to evaluate
where C is the circle x² + y²=4 with counterclockwise orientation.
e [x²ydx-xy²dy,
a. 4x
b. 2x
с. -8л
d. 2x
e. None of these
43. Use Green's Theorem to evaluate the line integral along the positively oriented closed curve C.
$2xydx + 5x³dy, where C is the triangle with vertices (0, 0), (2, 5) and (0, 5).
a. 40
b. 160
3
c. 800
3
d. 10
X
Page 14
Transcribed Image Text:41. Evaluate the line integral over the given curve C. (9x + 3y)ds; r(t) = (- 9)i + tj, 0 ≤ i ≤ 4. a. -48 b. 96 c. 420√2 C. d.-228√/2 42. Use Green's Theorem and/or a computer algebra system to evaluate where C is the circle x² + y²=4 with counterclockwise orientation. e [x²ydx-xy²dy, a. 4x b. 2x с. -8л d. 2x e. None of these 43. Use Green's Theorem to evaluate the line integral along the positively oriented closed curve C. $2xydx + 5x³dy, where C is the triangle with vertices (0, 0), (2, 5) and (0, 5). a. 40 b. 160 3 c. 800 3 d. 10 X Page 14
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