What is $| | < - 4, 1, 6 > | |$ $|| < -4 , 1 , 6 > ||$ ?

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Answer 1 · 2016-03-01T17:38:11

$c = \sqrt{53}$ $c=sqrt 53$

$c = \sqrt{{(- 4)}^{2} + 1^{2} + 6^{2}}$ $c=sqrt((-4)^2+1^2+6^2)$
$c = \sqrt{16 + 1 + 36}$ $c=sqrt (16+1+36)$
$c = \sqrt{53}$ $c=sqrt 53$

What is ||<−4,1,6>|| || < -4 , 1 , 6 > || ?