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Old December 1st, 2008, 07:35 PM
tsal15 tsal15 is offline
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Quote:
Originally Posted by o_O View Post
So R is the area of the rectangle minus the white area.
Isn't R just equal to \int_{0}^{9} \sqrt{x} dx ? why do you need to subtract. But I can understand it if the R denotes the white area

tsal15
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