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hi A curve C has parametric equations x = 3m, y = at3 , where a is a positive constant. Find the curved surface area

A curve C has parametric equations x = 3m, y = at3 , where a is a positive constant. Find the curved surface area formed when the arc of C for which 0 S 1' S1 is rotated through 27:" radians about the x-axis. [6]

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