The minimum distance from the point (4, 2) to the parabola y2 = 8x isOptions
  • a)
    √2
  • b)
    2√2
  • c)
    3√2
  • d)
    4√2
Correct answer is option 'B'. Can you explain this answer?

JEE Question

Omprakash Nain
Mar 06, 2021
Min distance will be along normal. You can find a general equation of normal using derivatives.
put values x=4 and y=2 in equation of normal you will find a point on parabola. Now find its distance from given point that is your answer.

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