Foundation June 2022 Paper 1 Q15
15 Vector \(\mathbf{a}\) is drawn on this grid.
(a) Write vector \(\mathbf{a}\) as a column vector. [2]
(b) On the grid above, draw the vector \(-\mathbf{a}\). [1]
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| \(\begin{pmatrix} -5 \\ 2 \end{pmatrix}\) | 2 | B1 each value or SC1 for \(\left(\dfrac{-5}{2}\right)\) or \(\begin{pmatrix} 2 \\ -5 \end{pmatrix}\) | Do not accept coordinates |
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| \(\begin{pmatrix} 5 \\ -2 \end{pmatrix}\) drawn with correct arrow | 1 | ||