a=(1−2)\mathbf{a} = \begin{pmatrix} 1 \\ -2 \end{pmatrix}a=(1−2) b=(38)\mathbf{b} = \begin{pmatrix} 3 \\ 8 \end{pmatrix}b=(38)
Work out 4a+b4\mathbf{a} + \mathbf{b}4a+b as a column vector.
Practise Edexcel GCSE Maths Vectors with exam-style questions for Foundation and Higher tier. 33 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.