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If the locus of the circumcentre of a variable triangle having sides y−axis, y=2 and lx+my=1, where (l,m) lies on the parabola y2=4ax is a curve C, then the length of smallest focal chord of this curve C (in units) is |
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Answer» If the locus of the circumcentre of a variable triangle having sides y−axis, y=2 and lx+my=1, where (l,m) lies on the parabola y2=4ax is a curve C, then the length of smallest focal chord of this curve C (in units) is |
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