MathsGee is Zero-Rated (You do not need data to access) on: Telkom |Dimension Data | Rain | MWEB

0 like 0 dislike
21 views
The points A, B and $\mathrm{C}$ have position vectors
$\boldsymbol{a}=i-3 j, \quad \boldsymbol{b}=2 i-j+k$ and $\boldsymbol{c}=10 j+10 k$ respectively.
(i) $\quad$ Calculate the product $\boldsymbol{a} .(\boldsymbol{b} \leftarrow \boldsymbol{\varepsilon})$.
(ii) Describe fully the geometrical meaning of this product.
| 21 views

0 like 0 dislike
0 like 0 dislike
0 like 0 dislike
0 like 0 dislike