The co-ordinates of points are given by
(i) Explain why the totality of points given by the above equations form a surface.
(ii) Find the unit normal to the surface at any point (u,v)
The co-ordinates of points are given by
(i) Explain why the totality of points given by the above equations form a surface.
(ii) Find the unit normal to the surface at any point (u,v)
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