If three points A,B and C have p.v.s.(1,2,3),(3,4,x) and (-3,y,-5) respectively and if they are collinear then (x,y)=

If three points A,B and C have position vectors (1,x,3),(3,4,7) and (y,-2,-5), respectively and if they are collinear, then find (x,y).

The coordinates of points A, B, C and P are (6, 3), (-3, 5), (4, -2) and (x, y) respectively, prove that (DeltaPBC)/ (Delta ABC) = (x+y-2)/7

If the points (x,y) ,(1,2) and ( -3,4) are collinear, then

The coordinates of A,B,C are (6,3),(-3,5) and (4,-2) respectively and P is any point (x,y). Show that the ratio of the areas of triangles PBC and ABC is |(x+y-2)/(7)|

The points (x, 2x), (2y, y) and (3, 3) are collinear

The coordinates of A,B,C are (6,3) , (-3,5) , (4,-2) respectively and P is any point (x,y) . Show that the ratio of the areas of the triangles DeltaPBC and DeltaABC is |(x+y-2)/(7)| .

The coordinates of A ,B ,C are (6,3),(-3,5),(4,-2) , respectively, and P is any point (x ,y) . Show that the ratio of the area of P B C to that of A B C is (|x+y-2|)/7dot