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Let P(x0,y0) be a point on the curve C:(x2−11)(y+1)+4=0, where x0,y0∈N. If area of the triangle formed by the normal drawn to the curve C at P and the co-ordinate axes is ab, where a,b∈N, then the least value of a−6b is

Answer» Let P(x0,y0) be a point on the curve C:(x211)(y+1)+4=0, where x0,y0N. If area of the triangle formed by the normal drawn to the curve C at P and the co-ordinate axes is ab, where a,bN, then the least value of a6b is


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