A-Level
CAIE
Mathematics
October 2023
QP-202310-Mathematics-P33 · Question 11
Question (excerpt):
11 The line l has equation r = i −2j −3k + , −i + j + 2k. The points A and B have position vectors −2i + 2j −k and 3i −j + k respectively. (a) Find a unit vector in the direction of l. [2] ..........…
11 The line l has equation r = i −2j −3k + , −i + j + 2k. The points A and B have position vectors −2i + 2j −k and 3i −j + k respectively. (a) Find a unit vector in the direction of l. [2] ..........…
Question Slice Image
Official Mark Scheme & Solution
The official answer and mark scheme are available to signed-in users in the PaperAce App.