What is $|| <-3, 5, 1> - < 4 , -7, 4 > ||$ ?

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Answer 1 · 2018-07-12T18:03:21

$sqrt202~~14.21$ .

Let, $vecx=(-3,5,1), and, vecv=(4,-7,4)$ .

$:. vecu-vecv=(-3-4,5-(-7),1-4)=(-7,12,-3)$ ,

$:. ||vecu-vecv||=sqrt{(-7)^2+12^2+(-3)^2}$ ,

$=sqrt(49+144+9)$ .

$rArr ||vecu-vecv||=sqrt202~~14.21$ .

What is || <-3, 5, 1> - < 4 , -7, 4 > |||| <-3, 5, 1> - < 4 , -7, 4 > ||?