Solution:** Since $\mathbfx + \mathbfy + \mathbfz = \mathbf0$, then $\mathbfz = -(\mathbfx + \mathbfy)$.

Solution:** Since $\mathbfx + \mathbfy + \mathbfz = \mathbf0$, then $\mathbfz = -(\mathbfx + \mathbfy)$. - Network4

📅 May 17, 2026 👤 scraface

May 17, 2026

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