Consider the following
If \(\rm \vec a\) and \(\rm \vec b\) are the vectors forming consecutive sides of a regular hexagon ABCDEF, then
1. \(\rm \vec {CE}=\vec b-2\vec a\)
2. \(\rm \vec {AE}=2\vec b-\vec a\)
3. \(\rm \vec {FA}=\vec a-\vec b\)
Which of the above are correct.
1
1 and 2 only
2
2 and 3 only
3
1 and 3 only
4
1, 2 and 3