Suppose $\vec { u } = \vec { i } + 3 \vec { j } + 5 \vec { k }$

Essay

Suppose $\vec { u } = \vec { i } + 3 \vec { j } + 5 \vec { k }$ .Find the vector $\vec { v }$ of shortest length with $\vec { u } \cdot \vec { v } = 41$ .