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Multivariable Calculus

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Difficult

One Non-perpendicular Vector

MVCALC-X9YA7U

Among the five given vectors, identify the one vector that is not perpendicular to any of the other four vectors.

A

${\bf a}=\langle 2,3,4 \rangle $

B

${\bf b}=\langle 5, 5, 5 \rangle $

C

${\bf c}=\langle -1,2,-3\rangle $

D

${\bf d}=\langle -3 ,4 ,-1.5 \rangle $

E

${\bf e}=\langle 0 ,3 ,2 \rangle $