The vector \(2k\) is twice as long as the vector \(k\). Double each number in \(k\) to get \(2k\). \(\mathbf{2k} = \begin{pmatrix} 6 \\ -4 \end{pmatrix}\) \(\mathbf{m ...

Practise using vector components when adding, subtracting or calculating the magnitude of vectors ahead of your National 5 Maths exam. Revise using vector components to add and subtract vectors and ...

Quantum computing is widely believed to be a revolutionary new technology. In fact, it is a double-edged sword. If efficient ...