Show that the points `(a,0),(0,b) and (x,y)` are collinear if `x/a+y/b=1.

Show that the points (a, 0), (0, b) and (1, 1) are collinear if 1/a + 1/b = 1

If points (a^2, 0),(0, b^2) and (1, 1) are collinear, then

If the lines a_1x+b_1y+1=0,a_2x+b_2y+1=0 and a_3x+b_3y+1=0 are concurrent, show that the point (a_1, b_1),(a_1, b_2) and (a_3, b_3) are collinear.

If the points A(1,2) , B(0,0) and C (a,b) are collinear , then

If the lines a_1x+b_1y+1=0,\ a_2x+b_2y+1=0\ a n d\ a_3x+b_3y+1=0 are concurrent, show that the points (a_1, b_1),\ (a_2, b_2)a n d\ (a_3, b_3) are collinear.

If the lines a_1x+b_1y+1=0,\ a_2x+b_2y+1=0\ a n d\ a_3x+b_3y+1=0 are concurrent, show that the points (a_1, b_1),\ (a_2, b_2)a n d\ (a_3, b_3) are collinear.

Let a,b,c be in A.P and x,y,z be in G.P.. Then the points (a,x),(b,y) and (c,z) will be collinear if

Find a relation between x and y if the points (x, y), (1, 2) and (7, 0) are collinear.

Find the relation between x and y if the points A(x, y), B(-5, 7) and C(-4, 5) are collinear.

If the points (x_1, y_1),(x_2,y_2), and (x_3, y_3) are collinear show that (y_2-y_3)/(x_2x_3)+(y_3-y_1)/(x_3x_1)+(y_1-y_2)/(x_1x_2)=0