Question 41
Multiple Choice
Find the coordinates of the centroid of the curve.
-Find the coordinates of the centroid of the curve x=e5tcos5t,y=e5tsin5t,0≤t≤10π .
A) (xˉ,yˉ) =(5(eπ/2−1) eπ+2,5(eπ/2−1) 2eπ−1)
B) (xˉ,yˉ) =(5(eπ−1) eπ−2,5(eπ−1) 2eπ+1)
C) (xˉ,yˉ) =(eπ/2−12eπ−1,eπ/2−1eπ+1)
D) (xˉ,yˉ) ={5(eπ/2−1) eπ−2,5(eπ/2−1) 2eπ+1)
Correct Answer:

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