Vectors involving dot product and cross product
Category: Vectors
Vectors of 2 lines
OABC is a tetrahedron
Applying ratio theorem to triangles
triangular laminar
position vectors involving a circle
vector equation of a reflected line
ratio theorem involving triangles again
Click on the title of this posting to see the question and worked solution.
One of my students told me a similar vector question came out in this year’s A level P2.
Luckily we went through this question one day before the paper. Yeah!
An alternative method to solve the question is also provided.
