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

1. Mar 16, 2009

jimen113

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

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2. Mar 17, 2009

HallsofIvy

Staff Emeritus
For $\overline{x}$, I would suggest that leaving the answer as 1/ln(2) would be preferable to "1.44".

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