What is the dot product of $< - 8, 1, 2 >$ $<-8,1,2 >$ and $< - 2, - 8, - 1 >$ $<-2,-8,-1 >$ ?

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What is the dot product of $< - 8, 1, 2 >$ $<-8,1,2 >$ and $< - 2, - 8, - 1 >$ $<-2,-8,-1 >$ ?

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Answer 1 · 2016-03-07T12:57:23

$a . b = 6$ $a.b=6$

Explanation:

enter image source here
$\to a = < - 8, 1, 2 > \to b = < - 2, - 8, - 1 >$ $vec a=<-8,1,2>" "vec b=<-2,-8,-1>$
$a . b = 16 - 8 - 2$ $a.b=16-8-2$
$a . b = 6$ $a.b=6$

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What is the dot product of $< - 8, 1, 2 >$ $<-8,1,2 >$ and $< - 2, - 8, - 1 >$ $<-2,-8,-1 >$ ?

1 Answer

Explanation:

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What is the dot product of <−8,1,2><-8,1,2 > and <−2,−8,−1><-2,-8,-1 > ?

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Explanation:

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What is the dot product of $< - 8, 1, 2 >$ $<-8,1,2 >$ and $< - 2, - 8, - 1 >$ $<-2,-8,-1 >$ ?