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Math Help - Surface Area of a Circular Paraboloid

  1. #1
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    Surface Area of a Circular Paraboloid

    Find the surface area formula for a circular paraboloid with height h and radius r.
    It is formed by rotating y = (x^2)(h)/(r^2), 0 <= x <= r around the y-axis.

    So far I've come to here and am stuck:
    Attached Thumbnails Attached Thumbnails Surface Area of a Circular Paraboloid-integral.gif  
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  2. #2
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    Would a possible 'u-substitution/rationalization' trick work here? I'm still peckin at this, any help is much appreciated!
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