Informal Letter
(Your Address)
(City, State, ZIP Code)
(Insert Date)
Dear (Friend’s Name),
I am thrilled to receive your wedding invitation. Congratulations! It fills me with joy to celebrate such a special moment in your life. I am pleased to confirm my presence at the event and look forward to sharing your happiness.
Warm regards,
(Your Name)
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?