Let , , are the vertices of a triangle and its median through (i.e.) is equally…

MATHEMATICS · Single correct · CBSE · Mathematics · Vector Algebra · Vector Algebra

Problem

Let

A(2, 3, 5)

B(-1, 3, 2)

C(\lambda, 5, \mu)

are the vertices of a triangle and its median through

A

(i.e.)

AD

is equally inclined to the coordinates axes. Projection of

AB

BC

is (1)

\frac{8\sqrt{3}}{11}

(2)

-\frac{8\sqrt{3}}{11}

(3)

-48

(4) 48