need someone to check my work: Finding the exact coordinates of the centroid


by jimen113
Tags: centroid, check, coordinates, exact, work
jimen113
jimen113 is offline
#1
Mar16-09, 11:35 PM
P: 67
1. The problem statement, all variables and given/known data[/b]
Sketch the region bounded by the curves, and visually estimate the location of the centroid. Then find the exact coordinates of the centroid:


2. Relevant equations
I don't have the answer for this problem to check my work.


3. The attempt at a solution
see attachment
Attached Thumbnails
new hw 8-3 prob 28.gif  
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HallsofIvy
HallsofIvy is offline
#2
Mar17-09, 05:04 AM
Math
Emeritus
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Thanks
PF Gold
P: 38,879
For [itex]\overline{x}[/itex], I would suggest that leaving the answer as 1/ln(2) would be preferable to "1.44".

For [itex]\overline{y}[/itex], (1/2)2 seems to mysteriously become (1/2).


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