This is a rare and challenging vectors question on ratio theorem. Many students find this question difficult. Hopefully this board-cast will help student gain some insight on how to solve this type of questions.
For best results, pause the video in the beginning and attempt the question by yourself before viewing the solution.
To view the boardcast on YouTube, please click on the YouTube icon at the lower right hand corner or click here.
2007 TJC prelim paper 1 question 4