Question

How do you find the unit vector that has the same direction as the vector v=5j?

Answer 1

`hatvecv=vecv/|vecv|=(5vecj)/5=vecj`

Explanation:

unit vector `hatveca=veca/|veca|`

`hatvecv=vecv/|vecv|=(5vecj)/|5j|`

`hatvecv=vecv/|vecv|=(5vecj)/5=vecj`