IGCSE/GCSE/O & A Level/IB/University Student Forum

Qualification => Subject Doubts => GCE AS & A2 Level => Math => Topic started by: zshan on April 23, 2012, 07:07:00 pm

Title: Can ny1 plz solve Q6 jan 2009 M1...thnku
Post by: zshan on April 23, 2012, 07:07:00 pm

Can ny1 plz solve Q6 jan 2009 M1?

Title: Re: Can ny1 plz solve Q6 jan 2009 M1...thnku
Post by: YU-GI-OH! on May 13, 2012, 01:06:08 pm

Since R is parallel to (i-2j) that means that R has values in the same ratio as (i-2j) i.e R is X(i-2j) where X is a number.
So first draw a triangle. I've attached the solution below. Hope it helps :)