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The shortest distance between the parabolas Υ 2 =4× andΥ 2 =2×-6 is a)2 b)√5 c)3 d)none of these

The shortest distance between the parabolas Υ2=4× andΥ2=2×-6 is


a)2 b)√5 c)3   d)none of these

Grade:12

1 Answers

Nehal Wani
21 Points
12 years ago
Shortest distance is given by the common normal to both the parabolas. Find the equation to both of them and then making them homogeneous, solve for the variables. You will get two points on the parabolas. Ans is root 5

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