Suppose $\vec{u} = \left<-4,2,-3\right>$. Mark each vector below with a "T" if it is perpendicular to $\vec{u}$, and an "F" if it is not perpendicular to $\vec{u}$:

	1.	$\left<1,2,0\right>$
	2.	$\left<5,-14,-16\right>$
	3.	$\left<3,5,0\right>$
	4.	$\left<-3,2,-1\right>$