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Multivariable Calculus

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Perpendicular Unit Vector

MVCALC-L88EKC

Which vector is a unit vector that is perpendicular to ${\bf v}=\langle 3,4,2\rangle $?

A

$\langle 2,0,-1 \rangle$

B

$\langle 2,0,-3 \rangle$

C

$\langle 0,0,1 \rangle$

D

$\langle 0.8,-0.6,0 \rangle$

E

$\langle 0.8,0.6,0 \rangle$