1.

Let L = 0 be a common normal to the circle x2+y2−2ax−36=0 and the curve S:(1+x)y+exy=y drawn at a point x = 0 on S, then the radius of the circle is

Answer»

Let L = 0 be a common normal to the circle x2+y22ax36=0 and the curve S:(1+x)y+exy=y drawn at a point x = 0 on S, then the radius of the circle is




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