\|\mathbfw \times \mathbfu\| = \sqrt(-1)^2 + (-2)^2 + 1^2 = \sqrt6. - AMAZONAWS

📅 March 11, 2026 👤 scraface

Mar 11, 2026

$\|\mathbf{w} \times \mathbf{u}\| = \sqrt{(-1)^2 + (-2)^2 + 1^2} = \sqrt{6}.$