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Solid of Revolution
Calculus1) a) `y = 3/x` , `x>0` The area under the graph is given by `int_0^infty 3/x dx = 3log(x)|_0^infty = 3[lim_(x-> infty)log(x) - lim_(x->0)log(x)] ` `= lim_(x-> infty) x` b) `y = 12x`,...