If the parabolas y^ 2 =4 b(x-c) and y^ 2 = tax have a common normal, then which one of…
Mathematics · JEE Main · NTA Exams — Co-ordinate Geometry
If the parabolas \(y^{2}=4 b(x-c)\) and \(y^{2}=\operatorname{tax}\) have a common normal, then which one of the following is a valid choice for the ordered triad (a, b, c)?
- \((1,1,3)\)
- \((1,1,0)\)
- \(\left(\frac{1}{2}, 2,0\right)\)
- \(\left(\frac{1}{2}, 2,3\right)\)
Answer
(C) ( 1 2 , 2,0 )
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