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

Mar 7, 2017

The answer is $= \sqrt{54} = 7.35$

#### Explanation:

This is the calculation of the modulus of the vector

$< - 6 , 3 , - 3 >$

The modulus is

$| | < - 6 , 3 , - 3 > | | = \sqrt{36 + 9 + 9} = \sqrt{54} = 7.35$