Physics

Problem

A car starts from point

A(2\,\text{km},\,5\,\text{km})

and reaches point

B(10\,\text{km},\,-1\,\text{km})

. Find the magnitude of its displacement. a)

14\,\text{km}

8\,\text{km}

10\,\text{km}

9\,\text{km}