In triangle OAB, OA = 3i + 4k and

Question

OB = i + 2j - 2k. Find OP, where P is the point where the bisector of Angle AOB intersects AB.

Answer is 7i/4 + 5j/4 + k/4

Don't use the matrix method as I haven't learnt it yet and please show working. Thx a lot.

Answer 1

This is discussed here:

http://math.stackexchange.com/questions/1408917/finding-vector-form-of-an-angle-bisector-in-a-triangle