Let `A-=(3,-4),B-=(1,2)dot` Let `P-=(2k-1,2k+1)` be a variable point such that `P A+P B` is the minimum. Then `k` is 7/9 (b) 0 (c) 7/8 (d) none of these

Let A-=(3,-4),B-=(1,2) . Let P-=(2k-1+1) be a variable point such that PA+PB is the minimum. Then k is

Let A(-3, 2) , B(4,1) and C(-2,k) be three points such that AC = BC . Find the value of k .

The line (x-4)/1=(y-2)/1=(z-k)/2 lies exactly on the plane 2x-4y+z=7 then the value of k is (A) 7 (B) -7 (C) 1 (D) none of these

Let A,B,C be 3 independent events such that P(A)=(1)/(3),P(B)=(1)/(2),P(C)=(1)/(4) .Then probability of exactly 2 events occuring out of 3 events is (A) (1)/(4) (B) (9)/(24) (D) none of these

The line segment joining points A(2,1) and B(5,-8) is trisected at the points P and Q such that P is nearer to A. If P also lies on the line given by 2x -y + K = 0, find the value of k.

Find the ratio in which point P (k,7) divides the segment joining A(8,9) and B(1,2) .

If the point P(k-1,2) is equidistant from the point A(3,k) and B(k,5). Find the value of k?

If the point P(k-1,2) is equidistant from the points A(3,k) and B(k,5), find the values of k