The points Abar((a)),Bbar((c)),Cbar((c))...

The points `Abar((a)),Bbar((c)),Cbar((c))` will be collinear if

A

`a+b+c= 0`

B

`a xx b+b xx c+c xx a= 0`

C

`a.b+b.c+c.a= 0`

D

None of these

Verified by Experts

The correct Answer is:

B

Similar Questions

Explore conceptually related problems

The points Abar((a)),Bbar((b)),Cbar((c)) will be collinear if

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

If a!=b!=c, prove that the points (a,a^(2)),(b,b^(2)),(c,c^(2)) can never be collinear.

Prove that the points (a,b+c),(b,c+a) and (c,a+b) are collinear.

Prove that the points (a+b+c),(b,c+a) and (c,a+b) are collinear.

Prove that the points (a, b), (c, d) and (a-c, b-d) are collinear, if ad = bc.

Prove that the points (a, b + c), (b, c + a) and (c, a + b) are collinear.

Show that points A(a,b+c),B(b,c+a)C(c,a+b) are collinear.

a,b and c are in A.P.and x, y,z are in G.P.The points (a,x),(b,y) and (C,z) are collinear if

The points A(1,-3),B(2,-2),C(5,1) are collinear then the harmonic conjugate of B with respect to A,C is