PARAGRAPH FOR Q.NO 1 TO 3   [4,-1]

   CONSIDER TWO POINTS   AND   . O IS ORIGIN.

     A POINT P IS IN THE XY PLANE SATISFYING

   d(P,OA)   d(P,OB)  d(P,AB) = min {3, } , WHERE d(P,OA)= DISTANCE OF POINT P FROM THE LINE OA.LET THE CENTROID OF THE ABO IS G.

Q.1    LEAST VALUE OF PG

          (A)1            (B)         (C)    (D) 0

Q.2  AREA OF REGION IN WHICH P CAN LIE 

           (A)      (B)  +   (C)         (D) NONE

Q.3  IF d(P,OA)=1  THEN THE LEAST VALUE OF  d(P,OB) IS

           (A) 1         (B)            (C) 0              (D)NONE

     WHO CAN GET THE 12 MARKS ,IF ANYBODY  I WILL GIVE

HIM/HER   20 POINTS.

    EXPERTS COME ON............... ENJOY THE QUESTION.