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if length of the two segments of focal chord to the parabola y^2=8ax are 2 and 4,then the value of a isa)1/3b)2/3c)4/3d)4 |
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Answer» if length of the two segments of focal chord to the parabola y^2=8ax are 2 and 4,then the value of a is a)1/3 b)2/3 c)4/3 d)4 |
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