(chatquestion)...2) 1 3) V2 1) -1 If LT, LN, LST and LSN denote the lengths of tangent, normal. Sub-tangent and sub- normal respectively of a curve y = f(x) at a point P(2009, 2010) on it. Then 6. LST 2010 1) L LSN 2) = constant LSN 2010 LST LSN L, +LN 4) L-LN 2009 3) 1- L5LSN 2010 Tangents and Normals 462 K.R's Gowtham

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