a=(12)\mathbf{a} = \begin{pmatrix} 1 \\ 2 \end{pmatrix}a=(12) b=(23)\mathbf{b} = \begin{pmatrix} 2 \\ 3 \end{pmatrix}b=(23)
Work out 3a+b3\mathbf{a} + \mathbf{b}3a+b as a column vector.
75 exam-style questions on WJEC GCSE Maths Vectors. Each one has a worked solution and a mark scheme showing where the marks go.