need help with these two qs (1 Viewer)

[amdspotter]

 

[jimmysmith560]

Question 11 was answered in the following thread:

Maths ext 1 question on vectors (from Cambrige)

How to solve the following question, I did find the method of solving using linear independence, is there any other method to solve this question with vectors? Suppose that OABC is a parallelogram. Let M be the midpoint of OA and let P be the point of intersection of MC and OB. Prove, using...

boredofstudies.org

I hope this helps!