Assertion(A): The minimum radius vector of the curve {\dfrac{\math | Filo
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Assertion(A): The minimum radius vector of the curve  is of length
Reason (R) : The minimum value of  is

  1. Both A and R are true and R is the correct explanation of A
  2. Both A and R are true and R is not the correct explanation of A
  3. A is true and R is false
  4. A is false and R is true
Correct Answer: Option(a)
Solution: Any point on the curve can be given by 
Radius vector

Since, A.MG.M
Therefore,

Therefore,

Ans: A
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