What is $|| < -6 , -7 , -3 > ||$ ?

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Answer 1 · 2016-03-27T16:41:24

$|| <-6,-7,-3>|| =9,70$

$|| <-6,-7,-3>|| =sqrt((-6)^2+(-7)^2+(-3)^2$

$|| <-6,-7,-3>|| =sqrt(36+49+9)$
$|| <-6,-7,-3>|| =sqrt94$
$|| <-6,-7,-3>|| =9,70$

What is || < -6 , -7 , -3 > || || < -6 , -7 , -3 > || ?