## anonymous 4 years ago Please explain how to do this question of vectors: In the diagram, OP=p, OQ=q and PX= XQ. Express in terms of p and q (i) PX (ii) OX (b) Given that OR= 3/4p+3/4 q, write down the numerical value of ratio RX/XO.

1. anonymous

2. anonymous

Mid point formula $OX=\frac{OQ+OP}{2}=\frac{p+q}{2}$ PX=OX-OP

3. anonymous

4. anonymous

is it 1:2

5. anonymous

It is.