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  1. H

    2 Questions

    The area bounded by the curve y=sqrt(1+x), y axis, x axis and the line x=8, is to be rotated about the y axis. Generic volume equation: pi*int (x^2) dy :. pi*int (between 3 and 1) (y^4 - 2y^2 +1) dy which gives (496*pi)/15 I believe this is correct :)
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