CAPE Pure Mathematics Unit 1 · May/June 2012 · Paper 1 · Question Q24

A vector equation is given as s\begin{pmatrix} -2 \\ 1 \end{pmatrix} + t\begin{pmatrix} -1 \\ 1 \end{pmatrix} = \begin{pmatrix} -5 \\ 1 \end{pmatrix}. The values of s and t are, respectively

1. (A)2 and -1
2. (B)2 and 1
3. (C)-2 and 1
4. (D)-2 and -1