| Ironing | Hot Pressing |
|---|---|
| Iron is moved continuously over the fabric. | Iron or press is kept stationary on fabric under pressure. |
| Used to remove wrinkles quickly. | Used to create sharp creases or folds. |
If vector \( \mathbf{a} = 3 \hat{i} + 2 \hat{j} - \hat{k} \) \text{ and } \( \mathbf{b} = \hat{i} - \hat{j} + \hat{k} \), then which of the following is correct?