The unit vector i\mathbf{i}i points in the [ ].
A
The unit vector i\mathbf{i}i points in the positive xxx-direction.
B
(4−6)\begin{pmatrix}4\\-6\end{pmatrix}(4−6)
C
Take its magnitude: AB=∣AB→∣AB=\lvert\overrightarrow{AB}\rvertAB=∣AB∣.
D
It ensures the negative component becomes positive when squared.
1.13.4 Position vectors Flashcards
Flashcards for AQA A Level Maths 1.13.4 Position vectors, covering the key formulae, methods and definitions you need to recall for Paper 1, Paper 2 and Paper 3. 20 cards, matched to the AQA A Level Maths (7357) specification. Recall questions account for roughly 50% of marks at A Level Maths, so these target the marks you can secure before the paper starts.