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Multivariable Calculus

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Unit Vector in a Given Direction

MVCALC-EE1KJM

Let ${\bf u}=(3,4)$. What is the unit vector in the direction of ${\bf u}$?

A

$\langle 1,0 \rangle$

B

$\langle 0,1\rangle$

C

$\langle 0.6,0.8 \rangle$

D

$\langle 1/3,1/4 \rangle$

E

$\langle 1/4,1/3 \rangle$