Vector Addition and Subtraction and Scalar Multiplication

Let \(\mathbf{u} = 4 \vec{i} + 6 \vec{j}\) and \(\mathbf{v} = 2 \vec{i} - 4 \vec{j}.\)

1. \(\mathbf{u} + \mathbf{v}\)
2. \(\dfrac{3}{2} \mathbf{u}\)
3. \(\mathbf{u} - \mathbf{v}\)

Reveal Answer