Q1. A fixed Pt. P(5,2) is given and two points A and B on x=y and y=0,
Find:
i) coordinates of A for |PA+PB+PC|min
ii) coordinates of B for |PA+PB+PC|min
iii) value of |PA+PB+PC|min
33Q.4 (x-x1)(x-x2)+(x-x2)(x-x3)+(x-x3)(x-x4)+(x-x4)(x-x5)=0, x3=x4=k ,x1<x2<x5
Find:
Min of i)x1x3x5
ii) x1x32x5
(don't remember the question correctly but hopefully this is correct)
33There are 10 DVD players and 10 DVDs 5 DVD players and 5 DVDs are defective out of 5 correct DVDs 3 are hindi 2 are english
DVDs are inserted in players at random find the prob that:
i) atleast 1 movie is watched
ii) don't remeber....
iii) a hindi movie is played given that atleast 1 movie is played.....